{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001713},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660005932","487:4870001560","487:4870003370","487:4870003116","496:4960009960","469:4690003016","484:4840004499","480:4800004456","466:4660006043","496:4960008023","490:4900009918","480:4800003735","477:4770000139","487:4870003800","469:4690003507","496:4960008048","493:4930006953","490:4900008262","487:4870005119","496:4960009394","466:4660012148","490:4900004989","487:4870011216","496:4960007805","491:4910005716"],"twin_admin_codes":[466,487,487,487,496,469,484,480,466,496,490,480,477,487,469,496,493,490,487,496,466,490,487,496,491],"twin_sims":[0.005004034394929261,0.0016442705884295618,0.0014271285280228353,0.0007340828076293254,0.0006581942195066287,0.0001525408132937569,0.00007374307123994275,0.00004323267407243664,0.0000356601045145626,0.00001681484767842684,0.00001658533310966622,0.000011196315422551614,0.000009520344775020315,0.000006837142473264018,0.000004835248780077854,0.0000037854303974106274,0.000002766740296433277,0.000002640875254296652,0.0000025090409247309685,0.0000017732545935226303,0.0000014915504822789182,0.0000012092363492587339,0.0000011756911621216968,0.000001142458697245183,0.0000011241760489591137],"twin_dists":[0.4227413888524608,0.46503258724262625,0.4701417289765805,0.493416704484955,0.4971330224671086,0.5444848553939514,0.5665542409203338,0.582235134180668,0.5877872515563719,0.6089783624789008,0.6093589095901273,0.6201401593616662,0.6245350538819853,0.6334132180737556,0.6425723971311605,0.6489658271597719,0.6570632754400847,0.6582574114499975,0.6595683216700896,0.6683854927921621,0.672737167223247,0.6779777024085306,0.6786772575529448,0.6793895155927295,0.6797899190973968],"n_dims_used":45,"mean_confidence":0.9062667846679687},"coverage":{"mean_confidence":0.9062667846679687,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}