{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000815},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004252","490:4900000487","496:4960007905","490:4900000488","490:4900001351","494:4940004716","487:4870006136","490:4900000329","487:4870006147","487:4870002864","487:4870004839","487:4870004104","487:4870007461","487:4870002629","466:4660004522","480:4800005128","490:4900001446","487:4870001921","496:4960007433","487:4870005403","487:4870003353","496:4960007903","466:4660011827","496:4960009166","490:4900000566"],"twin_admin_codes":[487,490,496,490,490,494,487,490,487,487,487,487,487,487,466,480,490,487,496,487,487,496,466,496,490],"twin_sims":[0.3722672541412143,0.3123833335579363,0.24959226856130093,0.21202778808052425,0.19071425071493806,0.18850152942403078,0.18788700413335663,0.1843102323519006,0.18305309104814532,0.16642876297892367,0.15029870354667682,0.14758168657938808,0.13771450167308152,0.1374331438017608,0.1368500857895731,0.12998478403381544,0.1203122298074331,0.11772113610021316,0.1100682901664548,0.10526159761104097,0.10398953026813217,0.09942941055324571,0.09935876919971559,0.09660397066334035,0.09260043162273897],"twin_dists":[0.1825781489785619,0.19811919582902482,0.21638248120271644,0.22874418061051013,0.23642715239412837,0.23725827081039313,0.2374903027537406,0.23885149806750483,0.23933433554592481,0.24595278532473552,0.2528473561734262,0.2540614167503546,0.25861480892212174,0.25874816283435337,0.2590251637324911,0.262355329179628,0.26728062205986264,0.2686510641385786,0.27283871346695515,0.27558537624418233,0.2763285390836219,0.27905233388156137,0.2790952902023022,0.2807894485711699,0.2833206196111016],"n_dims_used":45,"mean_confidence":0.9153895060221354},"coverage":{"mean_confidence":0.9153895060221354,"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}}