{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000882},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000940","489:4890000942","489:4890000879","489:4890000997","489:4890000823","489:4890000999","489:4890001056","489:4890000747","489:4890000939","489:4890000881","489:4890000361","489:4890000941","489:4890000762","489:4890001369","489:4890000362","489:4890001059","489:4890000769","489:4890001125","489:4890001006","489:4890000595","489:4890000704","489:4890000602","489:4890001001","489:4890000885","489:4890000632"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9278585853696593,0.8371759890399707,0.8300769081580478,0.821905806697681,0.7844201657976269,0.7716728991940379,0.7707369764640314,0.7489083399709142,0.7401963834711365,0.7298798016633442,0.7224933269227906,0.7201100468027793,0.7170539813452788,0.7132821165069174,0.6917807532131903,0.6903194772365332,0.6883249741594417,0.6835609256546219,0.6806211116009252,0.6752107531117336,0.661393375074345,0.6611620711797912,0.6607366796997465,0.6440072503785915,0.6308161020166491],"twin_dists":[0.05025855525840842,0.0774298075953216,0.07926322464962107,0.08134114535906597,0.0905049962069467,0.09350864316616131,0.0937272978157058,0.09876246947769768,0.1007410446078497,0.10306429087492291,0.10471574541065813,0.10524662345144403,0.10592602570601872,0.10676255765880309,0.11149347724593572,0.11181292465986506,0.11224856010689128,0.11328740760905104,0.11392731837362656,0.11510285857551977,0.1180939072037312,0.11814385627557555,0.11823570822237191,0.12183933913144224,0.12467151186792519],"n_dims_used":45,"mean_confidence":0.9146369086371527},"coverage":{"mean_confidence":0.9146369086371527,"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}}