{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000734},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000347","496:4960007670","496:4960005971","496:4960007433","490:4900000329","487:4870005270","494:4940008329","496:4960008141","490:4900001855","496:4960008572","494:4940006690","496:4960005711","480:4800003788","494:4940008015","487:4870007461","490:4900001616","496:4960009200","466:4660010541","487:4870006136","494:4940008307","490:4900001054","487:4870003399","494:4940008833","496:4960007905","466:4660008735"],"twin_admin_codes":[490,496,496,496,490,487,494,496,490,496,494,496,480,494,487,490,496,466,487,494,490,487,494,496,466],"twin_sims":[0.3213328636993984,0.29207448271047576,0.26664742143863657,0.23268898080311365,0.2303712208836089,0.22457670012249872,0.20359975129927238,0.19622598590928764,0.19600699123268972,0.17995968660186681,0.172468777585451,0.1618478870377022,0.13690084194566526,0.13626498704277587,0.13539552465045604,0.13008205485643928,0.12104448486592856,0.12046173627754529,0.12029368406803082,0.12010398045632302,0.1188133979779019,0.11723188091962873,0.11001353466071073,0.10869268269506271,0.10715825545279167],"twin_dists":[0.19569958476140467,0.2037619727074819,0.21116713104677462,0.22178156020180556,0.22254161225931113,0.22446414564610415,0.2317158289086674,0.23438572859050724,0.23446607409687434,0.24053248850268305,0.24349572264059458,0.24785948606170088,0.25900101529110187,0.2593040237061973,0.2597200740945235,0.2623072313766229,0.2668974216387023,0.2672022386021693,0.2672903504318174,0.2673899274148325,0.26807057528563094,0.26891242042922986,0.27286947378625576,0.2736151118410942,0.2744901829824547],"n_dims_used":45,"mean_confidence":0.9168155246310764},"coverage":{"mean_confidence":0.9168155246310764,"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}}