{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000702},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008670","496:4960008143","490:4900005899","494:4940008116","478:4780007727","494:4940007910","469:4690003568","490:4900001302","496:4960006771","466:4660011987","490:4900005520","496:4960007672","490:4900001858","487:4870004417","469:4690002589","496:4960012407","490:4900004989","487:4870011098","466:4660013991","467:4670002265","494:4940008013","494:4940003674","466:4660012145","470:4700005258","487:4870010978"],"twin_admin_codes":[494,496,490,494,478,494,469,490,496,466,490,496,490,487,469,496,490,487,466,467,494,494,466,470,487],"twin_sims":[0.10313273999573765,0.047042846003145344,0.0393113486471019,0.03745009154008743,0.025007219240857387,0.022928096565100833,0.019266577806221815,0.017736755072034788,0.01693023788749845,0.016704032102076882,0.014750705883657967,0.01423381142469272,0.014163724060104847,0.013805904589044756,0.012360614370480897,0.011394858502069368,0.010282737661002494,0.008399939822518689,0.007850860235490306,0.00759471081116085,0.007360629717291743,0.007334733235779754,0.007023656239042538,0.007010003206097897,0.006798762027444247],"twin_dists":[0.2768330909794737,0.32111826011872635,0.3304146850946632,0.33288156795647317,0.352751670404936,0.35687808584960157,0.3650089322917605,0.3688122737155279,0.3709345425855048,0.37154569711381763,0.37714908625479265,0.3787410415244619,0.37896081197318465,0.3800980024638549,0.38497392467034236,0.38852199942726967,0.39295516246564893,0.40154245823819784,0.40437218522119556,0.4057534741460362,0.40705282406733406,0.40719884325272554,0.40899005583540454,0.40907029394384803,0.4103299999064217],"n_dims_used":45,"mean_confidence":0.9071154276529948},"coverage":{"mean_confidence":0.9071154276529948,"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}}