{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004671},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003842","489:4890003840","489:4890003766","489:4890003781","479:4790004172","489:4890003902","489:4890003725","489:4890004447","489:4890004427","489:4890004151","489:4890003963","469:4690000198","479:4790001512","489:4890003841","489:4890004538","489:4890003720","479:4790002067","489:4890004836","489:4890003655","472:4720006749","479:4790001743","489:4890005307","469:4690001535","472:4720006258","489:4890004023"],"twin_admin_codes":[489,489,489,489,479,489,489,489,489,489,489,469,479,489,489,489,479,489,489,472,479,489,469,472,489],"twin_sims":[0.6701677469285936,0.6069708679000413,0.5932160695875963,0.5855325994823696,0.545379265847306,0.5316430392640383,0.49908143984369985,0.48795101912086464,0.4859475924378998,0.48053841164565747,0.4770439879686246,0.4768884510472757,0.46735170273979953,0.46384692465549765,0.42177593785306694,0.42017568808954703,0.41315118655607164,0.40149287298918546,0.39715422869276334,0.3716534684041269,0.3691693719500759,0.35914316912194216,0.35875320830173185,0.3466121102019483,0.34591190890586243],"twin_dists":[0.1161962628115064,0.12978022690160088,0.13272595390653175,0.13437251792877575,0.1430122546412855,0.14598989951986022,0.15311821903083914,0.15558294123379862,0.15602834596190984,0.15723377116482648,0.15801477994516513,0.1580495854577617,0.1601909216125788,0.16098158126187082,0.170653401864997,0.17102870880656298,0.1726834239116243,0.17545706737246256,0.17649848102295534,0.18273053247163665,0.18334853251987987,0.1858643375839008,0.18596290326691103,0.18905987186023898,0.1892401983294126],"n_dims_used":45,"mean_confidence":0.9201684739854601},"coverage":{"mean_confidence":0.9201684739854601,"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}}