{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003905},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004348","487:4870004194","487:4870003603","487:4870003903","487:4870004498","665:6650003858","487:4870003187","487:4870003904","665:6650003426","665:6650003578","487:4870003902","487:4870004334","487:4870002304","487:4870003461","487:4870002930","487:4870003460","487:4870003757","487:4870004045","487:4870000130","487:4870001799","487:4870003758","487:4870003323","665:6650003502","487:4870004497","487:4870000488"],"twin_admin_codes":[487,487,487,487,487,665,487,487,665,665,487,487,487,487,487,487,487,487,487,487,487,487,665,487,487],"twin_sims":[0.31274975914111636,0.3015152271563074,0.23455045087483903,0.21639204606810925,0.16447094458025108,0.16351156769932043,0.13982867392281012,0.1345600774412721,0.13301570519405898,0.13293981530105595,0.12311935137924478,0.11888959958186701,0.11334591754070929,0.1094387573365976,0.10613185438897689,0.10578195709000553,0.10484954803203919,0.10195969364309503,0.10106901126075356,0.10016385239575122,0.098271982091031,0.09731408184590135,0.09444367078190916,0.09421558661883447,0.08915339370493476],"twin_dists":[0.19801936287679298,0.20111136776474242,0.22117473211029687,0.22723682123994904,0.24676298545788491,0.24716254913766758,0.25761922180436875,0.26012173959300977,0.26086919884293164,0.26090609652749674,0.2658211320560331,0.2680302301952081,0.2710185823474386,0.2731930866529861,0.2750809734514443,0.2752833867782061,0.275825333246365,0.27752921122517393,0.2780619576616715,0.27860713701930845,0.27975919113707937,0.2803491496789799,0.28214476564910407,0.2822892802420294,0.2855701577939624],"n_dims_used":43,"mean_confidence":0.8973924503769986},"coverage":{"mean_confidence":0.8973924503769986,"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}}