{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960007263},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940006116","496:4960006869","496:4960006482","496:4960006217","496:4960006739","496:4960006612","496:4960007395","494:4940006515","496:4960006350","494:4940006932","496:4960007649","496:4960006611","496:4960007394","496:4960006352","494:4940006933","496:4960005951","466:4660013316","494:4940006619","496:4960006083","494:4940006411","487:4870001752","494:4940005172","494:4940006412","494:4940007569","496:4960006999"],"twin_admin_codes":[494,496,496,496,496,496,496,494,496,494,496,496,496,496,494,496,466,494,496,494,487,494,494,494,496],"twin_sims":[0.7694111860450886,0.7334360561755238,0.7016831731045738,0.6931066305096126,0.6282723402916708,0.615300115966374,0.5913714825188957,0.5542305222659116,0.5422022903909895,0.518458048525557,0.513399874274615,0.47011174689585045,0.46262905686234757,0.4500140575368276,0.44892879754391896,0.43693220157425294,0.4198647409173226,0.39990282408977207,0.39133317543926827,0.3868722277525835,0.38610063002014877,0.38518001050958034,0.3744975785813946,0.3722545516664949,0.36568190844250625],"twin_dists":[0.09403661783705419,0.10226572480426345,0.10932212215554087,0.11120342079837206,0.1252169960752137,0.12799658009265028,0.13312114586870116,0.14110067502640294,0.1436996636164092,0.148863150762852,0.14996991824469882,0.1595697013068196,0.16125681180760382,0.16412317198645437,0.16437113206178008,0.16712754881498032,0.1711017053749056,0.17583813276753976,0.17790396428009334,0.1789876640180807,0.17917570536753924,0.17940029743461236,0.18202547096934962,0.18258130134036224,0.18421966304989582],"n_dims_used":45,"mean_confidence":0.9155846489800348},"coverage":{"mean_confidence":0.9155846489800348,"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}}