{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000545},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000599","489:4890000459","489:4890000499","489:4890000580","489:4890000541","489:4890001371","489:4890000460","489:4890001307","489:4890000765","489:4890000996","489:4890000546","489:4890000937","489:4890000600","489:4890000418","489:4890000878","499:4990002098","489:4890000500","489:4890000818","489:4890000387","489:4890001446","489:4890000547","489:4890000272","472:4720002424","472:4720002687","489:4890000416"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,499,489,489,489,489,489,489,472,472,489],"twin_sims":[0.703998373576581,0.6675325982119111,0.6303527701822474,0.6058704107323227,0.5730921941935523,0.5693290620252974,0.54787301953529,0.5449960345692147,0.5146784709909223,0.4944138131551986,0.49409956776011354,0.4875718511148322,0.47581876609299306,0.47443836319139265,0.4724031855447781,0.4718528583528604,0.4502336366390434,0.44763295505345596,0.4459909405450871,0.4148237323718078,0.40012969827527517,0.3945869344079741,0.3868926493328906,0.379027106217546,0.3680251900913008],"twin_dists":[0.10881269188063705,0.1167667783917328,0.12477088210699483,0.13001586437856585,0.13704173220882934,0.13785021435626163,0.14247316913064256,0.14309513727928963,0.14968989971602606,0.1541498485672863,0.15421940270994014,0.155667195593727,0.15828905597541967,0.15859834730127842,0.1590548886162439,0.15917845298428795,0.1640730298159994,0.16466750128490437,0.16504350915821106,0.1722883434409518,0.1757837189395026,0.17711716683995782,0.17898268961518785,0.18090798690721202,0.18363388109900422],"n_dims_used":45,"mean_confidence":0.9146376715766059},"coverage":{"mean_confidence":0.9146376715766059,"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}}