{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005984},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005596","490:4900008373","490:4900005989","490:4900006477","490:4900005990","490:4900007342","490:4900006960","490:4900006124","490:4900007219","490:4900006362","490:4900006961","490:4900005859","490:4900005732","490:4900005988","490:4900006480","490:4900005728","490:4900006110","487:4870002714","490:4900005597","490:4900007459","490:4900006235","490:4900006358","490:4900007695","490:4900005858","490:4900004251"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490],"twin_sims":[0.05256563170096017,0.04232223536647403,0.014918182023392991,0.010961182936302749,0.005709267521299615,0.0036302553002365992,0.003062163103737391,0.0020938701040797234,0.001151498966224019,0.001149971532925614,0.0010143290144901552,0.0008889907779095407,0.0008867580545204388,0.0007335382603050029,0.0006445461375281242,0.0005532503092248056,0.0004178980101344897,0.00040675985914635104,0.00034723733944605305,0.00031170708220225156,0.00029104988472081395,0.00023038630856533893,0.000151541626325078,0.00014606042566136346,0.00013939414356031128],"twin_dists":[0.3152336479849864,0.3266255655491835,0.37664382974352767,0.3902029236728957,0.4174475762866991,0.43535866541178814,0.4419029277193485,0.45618092262218585,0.47777894592727616,0.4778258042014544,0.48223598466384576,0.4868275020333492,0.48691462192740437,0.49344207179323396,0.4978434577363001,0.5029916669561064,0.5123140497839219,0.5132026995469686,0.5183766377268857,0.5218772122913,0.5240887248984701,0.5315581437817677,0.544688403795798,0.5458280350765281,0.5472697332038768],"n_dims_used":45,"mean_confidence":0.9267659505208333},"coverage":{"mean_confidence":0.9267659505208333,"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}}