{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002756},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002703","480:4800002757","480:4800002705","475:4750000153","475:4750000086","495:4950000288","475:4750000130","497:4970002889","475:4750000108","480:4800002650","665:6650003162","487:4870000441","475:4750000658","480:4800002649","480:4800002549","480:4800002755","475:4750000622","497:4970002992","487:4870000887","665:6650003163","480:4800005792","665:6650001352","475:4750000585","475:4750000251","492:4920000018"],"twin_admin_codes":[480,480,480,475,475,495,475,497,475,480,665,487,475,480,480,480,475,497,487,665,480,665,475,475,492],"twin_sims":[0.6582637226173559,0.07131147120782869,0.022315963612393963,0.005197768142206458,0.004648262407707207,0.0036407383111285215,0.002888552507185154,0.002170836063529038,0.0015011301765561935,0.0013062040056666313,0.0011258829153371853,0.0009140363230594081,0.0006468912451480428,0.0005915845478548279,0.0005384489831303965,0.0005204013206333321,0.0004956163949868172,0.0004937856616146446,0.00014252665929048556,0.000117249398625513,0.00009800617440458181,0.00008993274253245252,0.00004019557119177947,0.00003576405887220244,0.00003464101387520529],"twin_dists":[0.1187694387775871,0.2984683045871316,0.35815479613973383,0.42122306607450133,0.42567388248239785,0.4352469330952946,0.44412516530960144,0.45484422230933513,0.4683244840146774,0.4733076099952631,0.4785725151031377,0.4858639198356869,0.497720394462091,0.5007400400520556,0.503900217419377,0.5050401276518124,0.5066672689451017,0.5067904530955276,0.5465843518241787,0.5525761030611303,0.5580215724788022,0.5606141266039472,0.5843414949818029,0.5877037131411764,0.5886186926295816],"n_dims_used":42,"mean_confidence":0.8879986717587426},"coverage":{"mean_confidence":0.8879986717587426,"n_dims_used":42,"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}}