{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004700},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002191","466:4660013505","496:4960009275","487:4870005714","487:4870004698","496:4960006633","487:4870005273","487:4870003538","466:4660011027","487:4870002121","487:4870004572","466:4660013721","487:4870002543","490:4900000709","496:4960008032","466:4660013434","466:4660012901","466:4660014023","487:4870003401","496:4960012203","496:4960004818","490:4900002046","496:4960011996","466:4660000024","487:4870003267"],"twin_admin_codes":[490,466,496,487,487,496,487,487,466,487,487,466,487,490,496,466,466,466,487,496,496,490,496,466,487],"twin_sims":[0.5421584937734252,0.538687438446039,0.5082562156669043,0.4615022387841414,0.4549380725654848,0.42435144656556767,0.4228256493543705,0.41293681034151963,0.409989390663045,0.40990978292983443,0.4052423767018071,0.40498887766783415,0.393650383668428,0.38690683399375514,0.3861400709238757,0.3780887389344861,0.3656492006296587,0.35735852668120177,0.3551987756382046,0.3486002173451553,0.3480738425796676,0.347954976052272,0.3475416230594032,0.3405945057543243,0.3405468177751074],"twin_dists":[0.14370914505807375,0.1444610412289484,0.15109819075322048,0.16151169246422697,0.16300091268826566,0.1700506215862718,0.17040753840755676,0.17273411289680018,0.1734321939240957,0.17345107901744222,0.17456116042662878,0.17462161403150375,0.17734332609756154,0.1789792345092234,0.1791660891475537,0.18113895582714826,0.18422785277845177,0.1863158703818764,0.18686386319213844,0.18854890927125975,0.18868404293905167,0.18871457384822996,0.1888207864814986,0.19061598834640064,0.19062837847858224],"n_dims_used":43,"mean_confidence":0.9110763904660247},"coverage":{"mean_confidence":0.9110763904660247,"n_dims_used":43,"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}}