{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002655},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002497","490:4900000519","496:4960012059","490:4900001474","490:4900001460","490:4900006776","469:4690003374","490:4900005678","490:4900001874","481:4810004267","490:4900001756","490:4900001744","478:4780008961","490:4900001755","490:4900000251","490:4900002508","490:4900001211","490:4900001210","469:4690002550","469:4690003575","496:4960010554","493:4930004106","496:4960011648","490:4900001077","490:4900002358"],"twin_admin_codes":[490,490,496,490,490,490,469,490,490,481,490,490,478,490,490,490,490,490,469,469,496,493,496,490,490],"twin_sims":[0.36330243160680886,0.3340996366236058,0.3334557525925393,0.33036239185906535,0.33006090023074725,0.3297316454092598,0.30111337973698343,0.30098791436226896,0.2901733895220802,0.28995922571785954,0.28725677445705633,0.2868037060539836,0.2811484905692469,0.27870888468478594,0.2660763776712401,0.2652670360435704,0.2645009866183078,0.2627013195185876,0.25831299895857807,0.25319238690138085,0.24961219681284014,0.23772940773637677,0.2319383417994906,0.2302290572786089,0.22480065416909303],"twin_dists":[0.18481642849268384,0.19231215016764355,0.19248127233142998,0.193296268067792,0.19337592391278544,0.1934629605967015,0.20122319094761418,0.2012581223720583,0.2043018271172437,0.20436277511909956,0.20513417522499203,0.20526392558061426,0.20689395634735072,0.20760325818422112,0.21133830703490558,0.2115813073119733,0.21181173534880005,0.21235472046595177,0.213688588578385,0.21526324326063637,0.21637625744650948,0.22014566083340387,0.22202716599479466,0.22258839493500548,0.224389233722123],"n_dims_used":45,"mean_confidence":0.9163204616970486},"coverage":{"mean_confidence":0.9163204616970486,"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}}