{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002249},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001725","468:4680004371","499:4990004012","468:4680004472","500:5000010171","499:4990002739","500:5000007191","468:4680005923","499:4990003705","499:4990003949","499:4990000940","499:4990003437","499:4990004116","499:4990004153","468:4680004466","500:5000008357","499:4990002581","500:5000007599","500:5000009417","499:4990001731","499:4990003239","499:4990000406","499:4990003288","499:4990002515","500:5000007596"],"twin_admin_codes":[499,468,499,468,500,499,500,468,499,499,499,499,499,499,468,500,499,500,500,499,499,499,499,499,500],"twin_sims":[0.49102042746834756,0.4773126758931589,0.47693837745378787,0.47213455011563443,0.4536093805759758,0.4511201736167089,0.44277123564704024,0.4411929959431488,0.43824611228529015,0.43710924221839204,0.43238590846441816,0.42761269162954774,0.424235646322301,0.41759017536424375,0.4170858317144027,0.4133848464518835,0.4090587641903316,0.4039144845659881,0.40251443931346464,0.40092647654216984,0.39930476046070995,0.3991746360020295,0.39404155019491244,0.3924275099953858,0.38715467947574284],"twin_dists":[0.15490161714249942,0.1579546625645698,0.1580384126982025,0.15911519903218904,0.16330329892166237,0.16387067661503743,0.16578233259208905,0.16614524605526665,0.16682423405202046,0.16708665819102292,0.16817986727533174,0.16928953043062198,0.1700776909440214,0.1716363724193466,0.17175509323351626,0.17262818833410035,0.17365306440063774,0.1748780197959198,0.1752126026020864,0.17559272935437958,0.17598164050431508,0.17601287733829563,0.17724883652763898,0.1776390029399659,0.1789188738704411],"n_dims_used":45,"mean_confidence":0.9275121053059896},"coverage":{"mean_confidence":0.9275121053059896,"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}}