{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009879},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010705","490:4900010534","490:4900009880","490:4900010448","490:4900010275","490:4900010872","490:4900010085","490:4900010173","490:4900010533","490:4900010706","490:4900010535","490:4900010691","490:4900010449","490:4900011930","490:4900010263","490:4900010076","490:4900012205","490:4900010183","490:4900010352","490:4900009783","490:4900010181","490:4900010447","490:4900010353","490:4900010618","490:4900009673"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.39344673431545973,0.3712737846316634,0.3267774997243945,0.27074080292973723,0.2101440984548334,0.20704957346157452,0.1963810238425696,0.19574046512282078,0.1957276260030332,0.1914576096813383,0.1911934270703144,0.1624477662387437,0.16201905469535494,0.1479898120280467,0.144230106333631,0.13710281339475186,0.1361482377557636,0.13418851425129472,0.12868717993720608,0.1237859357167967,0.12274979884856925,0.1191560191978016,0.1170535461997989,0.11675151784125891,0.1053866987118768],"twin_dists":[0.17739253654447992,0.18282485822330186,0.19424602211189457,0.20994670730983178,0.22940127418452297,0.23048949552367598,0.23432888531013057,0.23456394209140205,0.234568658929312,0.23614945238675059,0.2362480579654659,0.2476075930887246,0.24778754277007878,0.25387800499730856,0.2555819893307128,0.25890498893674707,0.25935977408519,0.2603009809393101,0.2629995746645371,0.2654782899845435,0.26601181195588985,0.26788932913452607,0.2690078934030774,0.26916984155916185,0.2755126682698951],"n_dims_used":45,"mean_confidence":0.9173685709635416},"coverage":{"mean_confidence":0.9173685709635416,"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}}