{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003561},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960006961","488:4880004970","469:4690006861","487:4870007389","485:4850007473","478:4780007845","494:4940000890","496:4960012406","479:4790001794","487:4870006780","481:4810000901","499:4990000229","480:4800005897","469:4690003206","466:4660008607","481:4810001786","478:4780003284","493:4930001138","493:4930005901","499:4990001307","489:4890004856","466:4660011988","466:4660012147","493:4930002538","489:4890002813"],"twin_admin_codes":[496,488,469,487,485,478,494,496,479,487,481,499,480,469,466,481,478,493,493,499,489,466,466,493,489],"twin_sims":[0.007335238671940286,0.004302456902499538,0.0022600433625308766,0.0018556089169805613,0.0013383029267767894,0.0012283291132431705,0.0009206959966174323,0.000847879492161266,0.0006982148818575724,0.0006425537198592471,0.0005896508709398727,0.0005399384980836301,0.0005028497285042342,0.00042454880187312033,0.00042225217162885145,0.0003285549177651344,0.00032189407993268507,0.00024503273223738824,0.00023784502572177563,0.00019862488107628994,0.00017739934973735414,0.00017036740362867415,0.00016694552357669518,0.00013921668146181285,0.00011644639891296901],"twin_dists":[0.40719598888644704,0.4287262481527585,0.45334833494894367,0.4606259149570772,0.4724416482054192,0.4754932007659495,0.4856118285357945,0.4884652515857413,0.4951262313347856,0.4979483413464121,0.500850312087457,0.5038077383816063,0.5061846832242235,0.5117939318690361,0.5119726701274473,0.5201730707439067,0.5208367888018105,0.5295987552805388,0.5305461428202864,0.536244587459681,0.5397877168627443,0.5410501076626545,0.5416822767453705,0.5473089948374004,0.5527858373186479],"n_dims_used":45,"mean_confidence":0.9095094468858507},"coverage":{"mean_confidence":0.9095094468858507,"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}}