{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012833},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012996","490:4900013032","490:4900012697","490:4900012766","490:4900012265","490:4900012336","490:4900012333","487:4870001381","466:4660011495","490:4900012685","490:4900013237","490:4900012398","490:4900012555","490:4900012268","487:4870001265","487:4870003962","487:4870001477","490:4900013071","490:4900012612","490:4900012541","466:4660011494","487:4870004252","490:4900012211","490:4900006638","494:4940008890"],"twin_admin_codes":[490,490,490,490,490,490,490,487,466,490,490,490,490,490,487,487,487,490,490,490,466,487,490,490,494],"twin_sims":[0.33590656705200495,0.25169894975231055,0.21723988103952824,0.19012927183821512,0.1685295284745833,0.15530447995643393,0.14007397021440154,0.1244843339763246,0.10282803877138995,0.09848904560419693,0.09681504054634886,0.09557017214932918,0.09236737363544534,0.08759239830297665,0.07653025473928259,0.07617976256063005,0.07033546313575628,0.06639839731713408,0.0658122893679643,0.06505574196183815,0.0645421249844783,0.06445523034025809,0.060642545814035165,0.05935539707652399,0.05889207800364953],"twin_dists":[0.19183848681316323,0.215726296846159,0.22694637400160797,0.23664621746397999,0.24509103795119305,0.2506522224035155,0.25750443808888296,0.2651205883423453,0.27701331319903477,0.27962613205047493,0.2806583114597586,0.281435018188357,0.28347060627414167,0.2866116055895339,0.29444978837096164,0.29471262398959186,0.2992461030175725,0.3024755540538291,0.30296957662153867,0.30361259806382207,0.30405263292743734,0.3041273616953072,0.3074904892388809,0.30866508625108596,0.3090930231679945],"n_dims_used":45,"mean_confidence":0.9007439507378472},"coverage":{"mean_confidence":0.9007439507378472,"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}}