{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002637},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004179","490:4900002466","490:4900002786","490:4900003475","490:4900002332","490:4900002176","490:4900003753","490:4900002615","490:4900002004","490:4900000777","490:4900006058","490:4900001573","490:4900003227","490:4900002469","490:4900001994","490:4900008643","490:4900003894","490:4900002640","490:4900002785","490:4900002638","490:4900001316","490:4900002335","490:4900004034","490:4900001703","490:4900006413"],"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":[0.6684168399613312,0.6581049658220475,0.6479901717087228,0.5651877452275726,0.563085754921407,0.5599930074291951,0.5595038244642258,0.5426468630168699,0.5385872128188589,0.4953494070520534,0.4918766463397581,0.48685066013519496,0.48499507659121166,0.4726707472035768,0.45673859904974606,0.4524021555685129,0.4517253784794794,0.44778166994176866,0.4414282321104725,0.4388403214252812,0.43882471738336193,0.43797917419551907,0.4294291551238475,0.42539265294846557,0.4180798238779816],"twin_dists":[0.11657539885641063,0.118803689138332,0.12098277298059894,0.13874064338770398,0.139192898562533,0.13985872108622827,0.13996408043243602,0.1436034269050498,0.14448276557120865,0.15394284278071402,0.154711787166727,0.1558275053956181,0.15624030798416697,0.1589948306289245,0.16259165916036997,0.16357832376823478,0.1637326227952197,0.16463347261780095,0.16609112200986068,0.16668717933626803,0.1666907774850105,0.16688582730796844,0.16886665188847597,0.16980736809565697,0.17152116941248205],"n_dims_used":45,"mean_confidence":0.9165974934895833},"coverage":{"mean_confidence":0.9165974934895833,"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}}