{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003253},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002679","499:4990002971","499:4990003111","499:4990001525","499:4990002973","499:4990002251","499:4990003042","499:4990002899","499:4990003376","499:4990003318","499:4990002836","499:4990002333","499:4990002969","499:4990003308","499:4990003250","499:4990002760","499:4990002248","499:4990001978","499:4990001708","499:4990001806","499:4990001714","500:5000008574","499:4990003252","499:4990003315","499:4990001809"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,500,499,499,499],"twin_sims":[0.9553192693734742,0.9319666454299996,0.9283425578762784,0.9070792020242688,0.882800508997765,0.8825195850832662,0.8677264932415946,0.8517598713964737,0.8472896452864201,0.843773529815246,0.837445692775784,0.8373183138262201,0.8352965120801651,0.8327837853103314,0.8276460509668906,0.8272821350935111,0.8178843540944958,0.8131950017312376,0.8115174040988821,0.8114911361536014,0.811210911788617,0.8029345315231033,0.8020573285388694,0.8015023512680648,0.8006729649367392],"twin_dists":[0.03926837580937205,0.04875338556381301,0.050083239286024865,0.057358522808771115,0.06484783573377413,0.06493056715951284,0.069182693350447,0.07357149163648449,0.07476816294138379,0.07570048420613731,0.0773596076651711,0.07739276765625668,0.07791787645997439,0.07856735226513917,0.0798848861900851,0.07997769361439327,0.08235196305617157,0.08352138180959813,0.08393739894667711,0.08394390339775944,0.08401327412214153,0.08604752747163816,0.08626153392829818,0.0863967755238295,0.08659866788876266],"n_dims_used":44,"mean_confidence":0.9259472760287198},"coverage":{"mean_confidence":0.9259472760287198,"n_dims_used":44,"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}}