{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002020},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002344","477:4770002912","489:4890005166","489:4890005233","477:4770002485","489:4890005126","477:4770002616","477:4770003239","489:4890005045","489:4890005005","477:4770002614","489:4890004953","489:4890004993","489:4890005085","477:4770003314","477:4770003384","489:4890004991","477:4770003233","477:4770003456","477:4770002484","477:4770003072","477:4770003303","477:4770002838","477:4770002684","477:4770002274"],"twin_admin_codes":[477,477,489,489,477,489,477,477,489,489,477,489,489,489,477,477,489,477,477,477,477,477,477,477,477],"twin_sims":[0.9225820046479162,0.9030634673934025,0.8503026664985148,0.8265258495001987,0.7885389094367121,0.7835357716217263,0.7794687678064198,0.7789944622706912,0.776901125298359,0.7679132656950537,0.759352533396598,0.7435755830894352,0.7283011313423762,0.72580212658647,0.7241871108400718,0.6962301412819403,0.6949384617453834,0.6909977339769198,0.6896621441308047,0.6895073691927988,0.6875440442878408,0.6835065410004951,0.6678136767614541,0.6633036878082624,0.6494778250827261],"twin_dists":[0.05213745355120428,0.05864877699805432,0.07396301644513076,0.08017035151134239,0.08952366783497956,0.09071499347662092,0.09167752725390921,0.09178944821446737,0.0922825979453417,0.09438551632601866,0.09636811905013641,0.09997549744021048,0.10341804781758543,0.1039771372413558,0.10433788136364214,0.11051929857816511,0.11080234582294973,0.11166468158898067,0.11195654603638633,0.11199035607108818,0.1124190121777273,0.11329925328279669,0.11670595013984389,0.11768124199697597,0.12066263704949134],"n_dims_used":45,"mean_confidence":0.9212717692057292},"coverage":{"mean_confidence":0.9212717692057292,"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}}