{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001161},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001052","489:4890004807","472:4720000474","468:4680009165","469:4690002179","500:5000009919","480:4800001894","472:4720005522","499:4990001083","480:4800001217","469:4690001447","472:4720006014","480:4800001631","496:4960004098","484:4840000820","470:4700005426","480:4800001729","470:4700009009","472:4720005130","472:4720005595","469:4690003024","480:4800001900","472:4720005653","493:4930005481","477:4770000398"],"twin_admin_codes":[480,489,472,468,469,500,480,472,499,480,469,472,480,496,484,470,480,470,472,472,469,480,472,493,477],"twin_sims":[0.09382097567955498,0.05241079182416742,0.0308134004054835,0.02761693690328555,0.02299308674105731,0.022087124861764992,0.021071766533019825,0.01999827498212195,0.019613958214974275,0.019602031810350033,0.01775126283887883,0.017712453150565494,0.016880020641672377,0.01615555522586741,0.015639456919481806,0.015139892476609627,0.015093725483694746,0.014463023594345488,0.014395997514194282,0.014228895611389224,0.014185174484770892,0.013910278908915037,0.013628906057815651,0.013607058598575191,0.013363167104885639],"twin_dists":[0.28253995925041636,0.315391455538915,0.34262285973521645,0.3479728007669631,0.3567442802887601,0.3586398982187463,0.36084645101359447,0.36328237800012836,0.3641822266073317,0.36421039671546696,0.36877487874562126,0.3688749740055066,0.3710695961570367,0.37305827897301425,0.37452335662863206,0.375982586700926,0.37611957158703346,0.37802891574494335,0.3782361190452493,0.3787564246888596,0.3788934489181956,0.3797636261906824,0.38067017771005823,0.38074125756905225,0.3815416729028517],"n_dims_used":43,"mean_confidence":0.9192710699037064},"coverage":{"mean_confidence":0.9192710699037064,"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}}