{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003588},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001294","490:4900001725","490:4900003057","490:4900002906","490:4900003088","490:4900001293","494:4940006861","490:4900002486","490:4900002766","487:4870002037","490:4900001035","494:4940007709","494:4940006862","490:4900001168","490:4900003078","490:4900004432","494:4940007716","490:4900002765","487:4870007477","490:4900001428","490:4900001721","490:4900002185","494:4940007592","490:4900002007","490:4900000671"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,487,490,494,494,490,490,490,494,490,487,490,490,490,494,490,490],"twin_sims":[0.5056996113073388,0.4468801279680478,0.4245720534427683,0.42402713098983746,0.4210247742098227,0.4045109874749062,0.39863149471553116,0.37214665977330946,0.36947325140708714,0.3690073996801121,0.3656586492528632,0.3605742399036292,0.3490440449154848,0.345572413270796,0.34509584224583056,0.3431735723595099,0.342864970427519,0.3414247356211543,0.32720167296116687,0.31751124794249735,0.30942466147835,0.30559621639494244,0.3055170907936796,0.3043496007384822,0.29938356527188753],"twin_dists":[0.1516600882093445,0.1648398274592287,0.1699990612417836,0.1701264410644589,0.17082949746485215,0.17473562570591786,0.17614331045567966,0.18260807891813996,0.18327282187814867,0.18338890010259493,0.18422548689426516,0.18550309116366237,0.18843505085987283,0.18932769988855128,0.1894506080696212,0.1899472802045776,0.19002715384170202,0.19040042945871985,0.19413334623695797,0.19672808728771488,0.19892775094991155,0.1999806160026997,0.20000245644133754,0.20032509109571645,0.20170554880962335],"n_dims_used":45,"mean_confidence":0.9171166314019097},"coverage":{"mean_confidence":0.9171166314019097,"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}}