{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940000532},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001057","494:4940000931","494:4940000219","494:4940000651","494:4940000821","494:4940000106","494:4940000025","494:4940000648","494:4940000023","494:4940000045","494:4940000177","494:4940000883","496:4960000104","494:4940000138","494:4940000998","494:4940001221","494:4940000930","494:4940000536","494:4940000024","494:4940006587","494:4940000583","494:4940000530","490:4900001746","466:4660011510","494:4940007386"],"twin_admin_codes":[494,494,494,494,494,494,494,494,494,494,494,494,496,494,494,494,494,494,494,494,494,494,490,466,494],"twin_sims":[0.523700354170167,0.3962692991338519,0.38181058166274184,0.3809803285789065,0.37809458424475856,0.3776113988496922,0.3605690238111273,0.34615310279695155,0.33938073310777533,0.31092676056981794,0.30801739267681244,0.2958447174031635,0.2933929384403219,0.29087570243593236,0.26847352884093195,0.2656640203111774,0.2641457867064464,0.26338722172733453,0.2622456521475958,0.2566859896320349,0.2546241559275135,0.2517048423227321,0.2507455355360775,0.24997600829850128,0.24959665098636669],"twin_dists":[0.1477188103968055,0.17671152952605967,0.18022448700699414,0.18042810857676192,0.18113751620663177,0.18125655474813585,0.18550440653607972,0.18917806065025491,0.19093163677959218,0.19851670261527438,0.19931388901985794,0.20269746903856356,0.203388794754115,0.20410214656764517,0.2106212611956097,0.2114620574065757,0.21191872095006636,0.2121475006318833,0.21249257067708188,0.21418675624071548,0.21482093863328883,0.21572446636720147,0.21602282796650069,0.21626269195774786,0.2163811125082004],"n_dims_used":45,"mean_confidence":0.9168056064181858},"coverage":{"mean_confidence":0.9168056064181858,"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}}