{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001749},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001741","496:4960001502","496:4960003909","496:4960003497","496:4960003360","496:4960003226","496:4960001510","496:4960003633","496:4960003628","496:4960002246","496:4960002804","496:4960003361","496:4960001733","496:4960003358","496:4960003494","496:4960002510","496:4960002120","496:4960003088","496:4960002661","496:4960001629","496:4960003634","496:4960004178","496:4960002241","496:4960004337","496:4960002372"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.9018168781447584,0.8978698130675091,0.8760481474275563,0.8569878504215905,0.8556658103999034,0.8421618175925898,0.8385712369744134,0.8381610853841903,0.8107501816925495,0.7958992968468972,0.7894083775660687,0.7678252061976997,0.7571267421605574,0.7492365490179824,0.7250424669621449,0.7226275162692944,0.7202742165377692,0.7015512461448273,0.6954784116892968,0.6899300458667806,0.6847488801440678,0.6828197459636003,0.6807041310897728,0.6743598951623133,0.67390253283562],"twin_dists":[0.059044717796861095,0.06028476439616663,0.06681514819091801,0.0721549591499964,0.07251496087674113,0.07612530800995113,0.07706619961780638,0.07717320189597125,0.08412725747534992,0.08775568510944433,0.08931579125828899,0.09440600831570037,0.09688055480136418,0.09868760994548122,0.10414687703819088,0.10468582678639135,0.10521008420028685,0.10935112999254605,0.11068405007893815,0.11189801765186817,0.11302858159831193,0.1134488206461131,0.11390925901203561,0.11528748969219989,0.11538670864445467],"n_dims_used":45,"mean_confidence":0.92862548828125},"coverage":{"mean_confidence":0.92862548828125,"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}}