{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013063},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013212","490:4900012615","490:4900013245","490:4900013025","490:4900013145","490:4900012542","490:4900013176","490:4900012617","490:4900012271","490:4900013074","490:4900013000","490:4900012610","490:4900012752","490:4900012950","490:4900012339","466:4660010340","490:4900013179","490:4900012465","490:4900012394","490:4900012323","490:4900012770","490:4900012616","490:4900012627","490:4900012988","494:4940008844"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,494],"twin_sims":[0.32582262772983706,0.28007025564440674,0.25185186768540824,0.23712794491646633,0.21622417070542643,0.19893427899505992,0.19635558766558805,0.18084194607151788,0.17699197282295756,0.1769635957365598,0.17329023752008552,0.1667455055687698,0.15237587203943675,0.14837078392724257,0.14791573440301886,0.14445951227607606,0.14306505111063073,0.1301246391157852,0.12327142046185485,0.12110590752256412,0.11916557247653076,0.11610296489755598,0.11034298852774607,0.11020053988589273,0.10918625102247871],"twin_dists":[0.19449996735013575,0.20720698437621438,0.2156788029786784,0.2203396699262818,0.22729442198930916,0.23339719253271846,0.23433820912563197,0.24018929221313212,0.24169575081851571,0.24170694049869443,0.2431663451796174,0.24582235569743555,0.25193005833273335,0.2537071327587867,0.2539112677445147,0.2554770809530067,0.2561166939922219,0.26228618315119945,0.2657427947331682,0.26686535873686584,0.26788428118012025,0.269518686084657,0.2726845729293947,0.2727644675532313,0.2733356694934805],"n_dims_used":45,"mean_confidence":0.9129415724012587},"coverage":{"mean_confidence":0.9129415724012587,"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}}