{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001959},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002912","491:4910002010","491:4910002253","491:4910001291","491:4910001908","492:4920006692","491:4910001050","491:4910002819","492:4920000341","491:4910003194","480:4800003065","480:4800003902","491:4910001114","497:4970002728","491:4910003237","494:4940005301","492:4920007037","497:4970002900","497:4970003090","491:4910002961","497:4970003172","492:4920001506","491:4910000723","491:4910000983","497:4970003091"],"twin_admin_codes":[491,491,491,491,491,492,491,491,492,491,480,480,491,497,491,494,492,497,497,491,497,492,491,491,497],"twin_sims":[0.15246487754939422,0.15085114532974817,0.08511146428901029,0.031476993514858574,0.026803284963299825,0.016937553288720084,0.016081069006992483,0.012310425656194784,0.011689021877777187,0.0100541717040388,0.009980401960586556,0.009284771000920546,0.007871962639169505,0.007675136552376652,0.006823272498252795,0.006716815317939079,0.006549812086206184,0.006461340667967814,0.006382147127143813,0.006191187671439718,0.006014817141085822,0.005962591271383393,0.005608790539949102,0.005399341045779203,0.00496720017480694],"twin_dists":[0.2518909584650393,0.2526024870800273,0.28829758192077737,0.3415722899329651,0.34941937702160974,0.37091489798533317,0.37326716364919826,0.38515214821138277,0.38741388363835894,0.39391887464496983,0.3942340826983168,0.3973131959653132,0.40426020064308815,0.4053153326601736,0.4101820438085482,0.41082817625067874,0.411860603347186,0.41241718385676446,0.41292125043368166,0.41416028505560326,0.41533565918795223,0.4156896720133193,0.41816439461550114,0.4196967297616345,0.42303607254114367],"n_dims_used":45,"mean_confidence":0.8987703111436632},"coverage":{"mean_confidence":0.8987703111436632,"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}}