{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012729},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013292","490:4900013191","490:4900012369","490:4900013291","490:4900012661","490:4900013126","490:4900012518","490:4900012592","490:4900000370","490:4900012525","490:4900012524","490:4900012966","490:4900012656","490:4900012444","490:4900013192","490:4900012311","490:4900012597","494:4940007832","490:4900012744","490:4900013363","490:4900013290","490:4900012659","490:4900000740","490:4900013365","490:4900012380"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490],"twin_sims":[0.39212051281927707,0.19816983450146144,0.12481593183949187,0.12191066354765663,0.11127501331892183,0.081091005908213,0.07501026623707635,0.07333667652170936,0.06913886602365789,0.06277948230947894,0.05849602007494718,0.046976450310402124,0.04660636244998857,0.045997649305736896,0.04261450770163981,0.03738270936530086,0.03463935730689623,0.034330633671659415,0.027510494349231914,0.026914438336299227,0.025705008195112938,0.025698837876501315,0.02509435297637893,0.024061827445010855,0.021338157240689635],"twin_dists":[0.17771329859594193,0.23367526982633555,0.2649512863144872,0.26644641428027427,0.27216378966025795,0.29111494379295055,0.29559674636075495,0.29688151252028105,0.3002117388269826,0.3055848698510214,0.3094610388402847,0.3211924398932754,0.32160753044189183,0.32229630295357853,0.32626996878098236,0.33297280717702366,0.33681163613029347,0.337259673719319,0.34815993950387486,0.3492195470745369,0.35143323217178724,0.3514447544861328,0.352585311349823,0.3545896327911901,0.3602587365819075],"n_dims_used":45,"mean_confidence":0.9124887254503038},"coverage":{"mean_confidence":0.9124887254503038,"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}}