{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002793},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003996","470:4700004860","470:4700002290","469:4690001472","469:4690001471","470:4700005638","470:4700004521","469:4690003134","499:4990001186","496:4960012188","469:4690003961","469:4690003656","470:4700002456","470:4700004170","470:4700004525","466:4660001002","466:4660000524","466:4660001674","470:4700003502","466:4660001863","470:4700004005","466:4660000578","470:4700002963","489:4890002153","466:4660003125"],"twin_admin_codes":[470,470,470,469,469,470,470,469,499,496,469,469,470,470,470,466,466,466,470,466,470,466,470,489,466],"twin_sims":[0.5008265221295773,0.4827516723405957,0.45936823908615426,0.38880327360926226,0.37339167769732645,0.3642779500795921,0.3597061836158114,0.35931037390618187,0.3538350259734156,0.34250962887444586,0.3418277935926048,0.3388642006123729,0.3313940919393443,0.31791401945702924,0.3129031737393445,0.3127835032069047,0.30693486515367313,0.30561471010760144,0.2995154729521151,0.29926800781265206,0.2952091896384378,0.2946695406698048,0.2899755883255731,0.2888754947431183,0.28859216877467286],"twin_dists":[0.15273322546445842,0.15674004004136363,0.16199499714229026,0.17851783659251613,0.18229931179545536,0.1845715336027573,0.18572212776785257,0.18582209203131425,0.18721077387436105,0.19011917229222425,0.19029588155426852,0.19106614784524445,0.19302398802239149,0.1966193632256407,0.19797758474109017,0.19801017263138126,0.19961161304271804,0.19997551179515874,0.20166870911867013,0.20173782995629447,0.20287634228246448,0.2030284083394905,0.2043581176049465,0.20467160214135766,0.2047524545706408],"n_dims_used":43,"mean_confidence":0.907518608625545},"coverage":{"mean_confidence":0.907518608625545,"n_dims_used":43,"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}}