{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000490},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000403","490:4900000409","490:4900000825","490:4900000497","490:4900000710","490:4900000275","490:4900000325","490:4900000493","490:4900000276","496:4960008368","490:4900000434","490:4900000682","490:4900000601","490:4900000499","490:4900000414","490:4900000599","490:4900000425","490:4900000674","487:4870002865","490:4900000355","490:4900004321","490:4900000338","490:4900001091","496:4960008964","490:4900000436"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,487,490,490,490,490,496,490],"twin_sims":[0.8378857962502699,0.7994054121540659,0.7793998456435319,0.7565581245898897,0.741980133268717,0.7261013862460739,0.6740180584835833,0.6200042343045981,0.596100669626949,0.5921581076089271,0.5862298192388755,0.5404241479434505,0.5401279855406266,0.532053424712151,0.5318754297749247,0.509740642330198,0.4981683101877974,0.4867715015194403,0.4724633639272622,0.467313797395107,0.46684953235805116,0.4640338972689172,0.4626245356335147,0.44907330619523045,0.44015387004124207],"twin_dists":[0.07724496681461965,0.08690671675425386,0.09169379493508685,0.09701127208301989,0.10033723491313139,0.1039102428070668,0.11536164852295794,0.12698895608996721,0.13210804725985886,0.13295260920880145,0.13422305310049307,0.14408472393467797,0.14414888141214946,0.1459007206831357,0.1459393981262864,0.15077227926498746,0.15331982047615555,0.15584510556249712,0.15904137974240062,0.16019946189925727,0.1603040827015583,0.16093934900647536,0.16125783405014582,0.16433810178012975,0.16638446674240148],"n_dims_used":45,"mean_confidence":0.9113157484266493},"coverage":{"mean_confidence":0.9113157484266493,"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}}