{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010001},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009807","490:4900010102","490:4900010373","490:4900009902","490:4900009906","490:4900009898","490:4900010199","490:4900008967","490:4900009696","490:4900009084","490:4900009903","490:4900009611","490:4900009197","490:4900009695","490:4900010285","490:4900009194","490:4900009609","490:4900009299","490:4900010378","490:4900009389","490:4900008305","490:4900008195","490:4900008073","490:4900009492","490:4900009400"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7450099453751444,0.7056093702543518,0.6617542209349022,0.6478383459889244,0.624586798469254,0.5712133481187827,0.5258645351710508,0.5178548130323978,0.4743615894131408,0.4407481836284301,0.43429832098026316,0.43322201698471596,0.418266107328152,0.40626841370227346,0.3987497510627015,0.39475599326673605,0.38615751148369415,0.3814963023928509,0.3644623158447597,0.35835429206558395,0.35395969266495314,0.3532709799464174,0.34983904315083175,0.3433379677718018,0.3392724406622469],"twin_dists":[0.09964982782109522,0.1084577939188566,0.11801597679355451,0.12101543878401828,0.12600703203639682,0.13744531757903525,0.14724715949332035,0.14899500504384414,0.15861555781079398,0.16624762088822925,0.1677366693816843,0.1679860039654105,0.17147735633476907,0.17431664667193078,0.17611490478816458,0.1770763688026884,0.17916183705437128,0.18030153966810664,0.18452528752538558,0.18606378930682754,0.1871790324223978,0.18735445851000992,0.188231293789938,0.18990474631533538,0.19095982826839963],"n_dims_used":45,"mean_confidence":0.919749281141493},"coverage":{"mean_confidence":0.919749281141493,"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}}