{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005911},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660009756","487:4870011482","466:4660003968","499:4990004069","468:4680002158","468:4680003979","499:4990001498","466:4660005570","478:4780007045","468:4680003580","468:4680001620","490:4900004047","467:4670004342","499:4990000559","496:4960008428","472:4720003923","472:4720002720","490:4900002616","490:4900004712","470:4700001294","478:4780006605","470:4700002100","499:4990002224","478:4780006741","468:4680004594"],"twin_admin_codes":[466,487,466,499,468,468,499,466,478,468,468,490,467,499,496,472,472,490,490,470,478,470,499,478,468],"twin_sims":[0.18938764041245856,0.17911733129242008,0.14969200513887843,0.1395466333934658,0.13222539767974784,0.126172300611613,0.11907514967850857,0.1157507657059416,0.11465555855626872,0.11143669287273879,0.11135941450308302,0.10658721346448674,0.10494469625371056,0.10112092292019749,0.09738892620891926,0.09387428543544514,0.09357517325234338,0.09330888923335103,0.09279558078696579,0.09054501744019093,0.0901123474448682,0.08910595292981639,0.08490068599074205,0.08458190078990162,0.08347185293375639],"twin_dists":[0.2369246245417569,0.24086127632769055,0.2531170390490208,0.257751385352059,0.2612542257469134,0.2642623083348231,0.26793207301273464,0.26970875465118144,0.2703026499634914,0.27207379198553644,0.2721167958047498,0.27481832626322944,0.2757698586248264,0.2780308071037333,0.2803028902003495,0.282506045386522,0.28269652733904815,0.2828665081111571,0.2831952587219084,0.28465383504391134,0.28493752648114357,0.2856015947464355,0.28844261718707415,0.28866251774180246,0.28943343462361426],"n_dims_used":45,"mean_confidence":0.9178226894802517},"coverage":{"mean_confidence":0.9178226894802517,"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}}