{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001723},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000668","494:4940007671","466:4660013306","494:4940007040","490:4900013181","487:4870001815","487:4870000817","487:4870000586","490:4900013216","487:4870000472","487:4870000578","487:4870000471","490:4900002578","490:4900002428","494:4940006929","490:4900002876","494:4940007037","487:4870000593","494:4940007756","494:4940006935","487:4870000667","496:4960006740","490:4900012568","494:4940007033","487:4870001725"],"twin_admin_codes":[487,494,466,494,490,487,487,487,490,487,487,487,490,490,494,490,494,487,494,494,487,496,490,494,487],"twin_sims":[0.3170261800183458,0.25837416422738324,0.24469097460357128,0.24456087637499438,0.22180342470713496,0.21784605334133278,0.21528787048931255,0.2042665708199214,0.20282300049712854,0.19375746635972246,0.1881639259536164,0.18752167379935103,0.1844577907497412,0.17697254614446437,0.16962025068895634,0.16803040915889725,0.1654865082065834,0.16332801925858756,0.16241072660215117,0.15131492461126891,0.1494280506910201,0.14639553952177048,0.1328503537768581,0.1306970537536783,0.12975214080691716],"twin_dists":[0.19685912976558892,0.21366989929847952,0.2179229804492553,0.21796414018357216,0.22539594832403106,0.22673918148916528,0.2276162356370984,0.23147768687520048,0.23199390631053607,0.2352950158785757,0.23738567712764977,0.2376284960680721,0.23879497681127698,0.24170341102740506,0.2446466618412099,0.24529507629815878,0.24634185273658,0.24723918707166062,0.24762312670600406,0.25239742641179747,0.25323462055274654,0.25459660798024736,0.2609496130958521,0.2620037576700786,0.26247047530755263],"n_dims_used":42,"mean_confidence":0.9073742457798549},"coverage":{"mean_confidence":0.9073742457798549,"n_dims_used":42,"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}}