{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013116},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013151","490:4900013374","487:4870005521","490:4900012600","497:4970001780","490:4900012386","497:4970001851","484:4840004459","466:4660012102","490:4900012235","469:4690004630","494:4940005049","487:4870005814","466:4660010971","490:4900012975","490:4900012923","489:4890005140","490:4900012529","489:4890004960","477:4770002341","470:4700009010","496:4960011597","484:4840003738","494:4940006015","490:4900013196"],"twin_admin_codes":[490,490,487,490,497,490,497,484,466,490,469,494,487,466,490,490,489,490,489,477,470,496,484,494,490],"twin_sims":[0.03713432311191878,0.017486583373157165,0.01191522518664861,0.010831888366511961,0.008545664270727076,0.0070587922803493,0.005772248068603758,0.004987327722016527,0.004305690801354781,0.004232986189330916,0.003936073665643603,0.0035769243316757958,0.0034136201741424904,0.0031488131393326295,0.0029589285607690015,0.0029422812057331126,0.002531346949916276,0.0024418268209246666,0.002440090904777436,0.0023322824482161194,0.0022550683491025843,0.0021780618030170385,0.002055649590715051,0.0019065348807064937,0.0018744120757262848],"twin_dists":[0.33331034501597084,0.36946136426702375,0.38657848627314023,0.3907155122797481,0.4008193163426743,0.4087842063414882,0.41700405130773954,0.42287480244193565,0.4286966864578614,0.4293662170555778,0.4322136919714282,0.43593168152238393,0.43773605586009556,0.44083654722810134,0.4432100052806354,0.44342467377536615,0.4491105488374717,0.45046077357338,0.4504874020412225,0.4521761858934434,0.4534303195576755,0.45472097503031744,0.45686157859156784,0.4596334210605544,0.460256574668733],"n_dims_used":45,"mean_confidence":0.9119167751736111},"coverage":{"mean_confidence":0.9119167751736111,"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}}