{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870012913},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870012986","487:4870011874","487:4870013060","487:4870013128","487:4870013268","487:4870011641","487:4870011986","487:4870012083","487:4870013258","487:4870013198","487:4870013131","487:4870012915","487:4870012626","487:4870012381","474:4740002150","487:4870012769","474:4740001323","474:4740001000","487:4870012469","487:4870012382","487:4870013269","487:4870012697","487:4870012979","487:4870013191","474:4740000799"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,474,487,474,474,487,487,487,487,487,487,474],"twin_sims":[0.5061143378094181,0.5009312543878857,0.491979398353056,0.4291363569889471,0.41214717931918193,0.3639662052903306,0.36382511727152056,0.3516063231234677,0.34210950700916215,0.3129593282612348,0.28772174237814135,0.2860322484741715,0.28554251349639814,0.2787440963613455,0.273058793228849,0.2680516250598364,0.25637216983057326,0.25309669880892327,0.24587065197573568,0.2372905618440021,0.23424475791405389,0.22352332934277752,0.21959525721794776,0.21875383446982039,0.2054266615556596],"twin_dists":[0.15156888751698194,0.15271013169923256,0.15468901286685846,0.16893476662769027,0.17292091896294026,0.18464975816977866,0.18468517180974667,0.18777920875385762,0.19022284792024766,0.1979622955594841,0.20500114449321122,0.20548513985306513,0.20562575654641435,0.20759299380422966,0.2092606598811841,0.21074717377004118,0.21428307286121795,0.2152928600018578,0.21755040298633693,0.22028718424150315,0.22127416885503473,0.22481716330185395,0.22614345767318014,0.22642962077786433,0.23106464838531024],"n_dims_used":43,"mean_confidence":0.9107932157294695},"coverage":{"mean_confidence":0.9107932157294695,"n_dims_used":43,"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}}