{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930004002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003845","496:4960000307","493:4930004167","493:4930002292","496:4960000760","496:4960000114","496:4960001009","496:4960002069","496:4960002331","493:4930002130","493:4930002967","493:4930005387","496:4960000434","493:4930002637","496:4960000197","496:4960002192","496:4960003301","493:4930005609","493:4930003656","493:4930002129","493:4930005689","493:4930005502","493:4930004168","493:4930005402","493:4930004329"],"twin_admin_codes":[493,496,493,493,496,496,496,496,496,493,493,493,496,493,496,496,496,493,493,493,493,493,493,493,493],"twin_sims":[0.6435327728746983,0.5946302064522465,0.5533586983965271,0.5119410278820676,0.4689195014752248,0.46289177268343507,0.4562431468835332,0.44224707708861377,0.43688344776278887,0.4249452108778046,0.4108715413902378,0.38916362293915285,0.3705105886838344,0.36789439128855267,0.3653748932580552,0.36021804674946406,0.3563360540508841,0.35422073603442944,0.3500890062085702,0.338979362667448,0.3353319573356153,0.3330977663495759,0.316649254172987,0.3074404779978661,0.3064555316027487],"twin_dists":[0.1219413304780668,0.13242301912291723,0.14128874063916574,0.15028962546156527,0.15983789483586414,0.1611974182080115,0.16270421520114453,0.16590280626336762,0.1671388105101572,0.16991187208702715,0.1732230316718912,0.1784302847651107,0.18301460554773208,0.18366652933224922,0.18429655127599986,0.18559293677143338,0.18657508853952168,0.18711258680418194,0.18816727872875108,0.19103614876293032,0.19198896302535612,0.19257537770197738,0.1969610355487864,0.19947248083286384,0.1997436359314357],"n_dims_used":45,"mean_confidence":0.9280398898654514},"coverage":{"mean_confidence":0.9280398898654514,"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}}