{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010307},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010221","490:4900009823","490:4900009622","490:4900010910","490:4900010305","490:4900009621","490:4900009928","490:4900010028","490:4900010303","490:4900011139","490:4900010304","490:4900008118","490:4900011361","490:4900008008","490:4900008791","490:4900010482","490:4900010392","490:4900010123","490:4900011428","490:4900012158","490:4900010306","491:4910003839","490:4900010841","490:4900007885","490:4900011140"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.6204702200498506,0.6190651772382614,0.579306333485519,0.5679184617256392,0.5603835973474618,0.5179267295415668,0.5120022002900334,0.4489749539413805,0.4201690994114041,0.40358176581905697,0.3415349219456101,0.2645063902519194,0.24713877716121,0.24127887092626518,0.236648210209596,0.22725524636065766,0.22533051052592795,0.22529799081464685,0.19384525430883495,0.1847711351356266,0.1788138118718497,0.1786214097700785,0.1743168831345842,0.17192518167094217,0.16879480663398752],"twin_dists":[0.12688912465721416,0.12719012659580264,0.13570782343099386,0.1381534233451241,0.1397746056368284,0.14897928371241695,0.1502762148753908,0.1643605816794382,0.17103025529789312,0.17495748565464236,0.1903718420350364,0.2118101084763541,0.2171511719187199,0.21900719611165842,0.22049464447465908,0.22357141076593445,0.22421219580238855,0.22422305345559077,0.2352625413373215,0.23867505784729778,0.24098001461243188,0.24105535733048453,0.24275626032021877,0.24371430367959016,0.24498276995387278],"n_dims_used":44,"mean_confidence":0.883517785505815},"coverage":{"mean_confidence":0.883517785505815,"n_dims_used":44,"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}}