{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001365},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001250","496:4960002773","496:4960001254","496:4960001364","496:4960001371","496:4960001479","496:4960002483","496:4960002093","496:4960002783","496:4960002094","496:4960002361","496:4960003187","496:4960002484","496:4960002224","496:4960003458","496:4960002348","496:4960003328","496:4960002480","496:4960002349","496:4960001472","496:4960002086","496:4960002350","496:4960001855","496:4960001240","496:4960001359"],"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":[0.935135206480991,0.9242843265400287,0.9074359379832356,0.8957049308103424,0.879736290333527,0.8690837105274825,0.8611768448353151,0.8478421758048017,0.8310402295003168,0.8075401478044046,0.8044627208040402,0.7895280539710985,0.7744976054592826,0.7737244226111176,0.7695087109989359,0.7655945533081816,0.7574638016799344,0.7571689865908178,0.7468217065309414,0.7260557237369862,0.7250302370472682,0.7231467147721925,0.7181982624731793,0.7172155931302051,0.7164639711673786],"twin_dists":[0.047564624231713926,0.05153760760730008,0.05724277722302362,0.06095645980970461,0.06574602306847872,0.06880059223065699,0.07100593506556267,0.07462095150836415,0.07901602111084982,0.08491894901186617,0.08567398754380283,0.08928715851586408,0.09284721753518588,0.09302849092322814,0.09401388084901142,0.09492440063350382,0.09680303257683706,0.09687084027557948,0.09923784305060585,0.10392045088936322,0.10414960890421597,0.10457003893013112,0.10567181077566286,0.10589013426989104,0.10605702318601748],"n_dims_used":45,"mean_confidence":0.9338489108615451},"coverage":{"mean_confidence":0.9338489108615451,"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}}