{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000960},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001648","500:5000001357","500:5000001142","500:5000001583","500:5000001018","500:5000000662","500:5000001204","500:5000001916","500:5000000719","500:5000000842","500:5000001259","500:5000001079","500:5000001526","500:5000001356","500:5000000664","500:5000000978","500:5000002139","500:5000001581","500:5000000780","500:5000001021","500:5000001258","500:5000000728","500:5000001913","500:5000001203","500:5000000961"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.7575933592442292,0.6932710173908516,0.678247735921779,0.6566661833975186,0.6561754774068024,0.650368547584516,0.6473545584531437,0.646601456600635,0.634847053164458,0.6273117201400475,0.6245134161644101,0.6154797257428664,0.6120779805030283,0.6065616380439364,0.6034093842220478,0.5904150567145855,0.5846030793259638,0.5623980192798979,0.5606426045050263,0.5422005540257471,0.5412559882589083,0.5399067751408861,0.5351439267524934,0.5321848443329793,0.5275487186934485],"twin_dists":[0.09677322756177162,0.11116744458852988,0.11444332679756535,0.11911402076979767,0.11921983180923898,0.12047090243359865,0.12111951953734613,0.12128151672037112,0.12380672278903479,0.12542294682840424,0.12602275918063013,0.1279581125726517,0.1286866238889843,0.12986785400986983,0.13054284201966604,0.13332607741903202,0.13457179989151935,0.1393409157353743,0.13971883160002802,0.14370003951595775,0.143904558051701,0.1441968064026942,0.14522959205216926,0.14587216555637292,0.1468804155528199],"n_dims_used":45,"mean_confidence":0.9219229804144965},"coverage":{"mean_confidence":0.9219229804144965,"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}}