{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007212},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007459","490:4900006235","490:4900005597","490:4900005988","490:4900005858","490:4900005598","490:4900008373","490:4900004388","490:4900007342","490:4900008374","490:4900005732","490:4900006960","490:4900006135","494:4940007647","490:4900006123","490:4900006243","490:4900005989","490:4900006124","490:4900012198","490:4900008618","490:4900006259","490:4900004251","490:4900007213","490:4900004250","490:4900008059"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.16129627767056637,0.01704147567092695,0.010859861766597648,0.0028793563266112394,0.00270623491456052,0.0017697417548839052,0.00128950452954849,0.0012179886035607972,0.0011973442622343429,0.0011252768458196916,0.0009516855690436115,0.0009157506098871326,0.0008454907955550858,0.0007192575159078064,0.000664330982080192,0.0005541107032896283,0.0005367074785368624,0.00045128594704551444,0.00041446804724096345,0.00039462271264996065,0.00033823967167272135,0.00023683398417618444,0.00011696851129434773,0.00011255072139973616,0.0000517171247094082],"twin_dists":[0.24809170865959576,0.3706366283400194,0.3906041521231119,0.444246253719645,0.4465944176246415,0.4623576125490085,0.47376593852344945,0.4757929983708636,0.47639864309011176,0.47859149253579325,0.48446059239843625,0.4857988656556481,0.4885626630466829,0.494113665060152,0.49681804378524735,0.5029395537658604,0.5040086449967809,0.5097771128094503,0.5125853211627871,0.5141973672209633,0.5192302032410561,0.5306815584322082,0.5526493128372707,0.5538231468541971,0.5770205696578135],"n_dims_used":45,"mean_confidence":0.9263276841905382},"coverage":{"mean_confidence":0.9263276841905382,"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}}