{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000719},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000503","489:4890000610","489:4890000553","489:4890001007","489:4890000834","489:4890001261","489:4890000665","489:4890001196","489:4890000508","489:4890001197","489:4890000778","489:4890001323","489:4890000606","489:4890001198","489:4890000552","489:4890000275","489:4890001200","489:4890000829","485:4850003160","489:4890001258","489:4890001459","489:4890000274","485:4850004032","489:4890000425","485:4850003886"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,485,489,489,489,485,489,485],"twin_sims":[0.8929653695088361,0.870644185134631,0.842238952117498,0.83244840511514,0.8324482902072784,0.8289792542433345,0.8272017459040216,0.8244031567042346,0.8230662356004931,0.8058573188418744,0.8058287535988599,0.797295040425134,0.7962189957982185,0.794524936967901,0.7943851380456423,0.7918156956504064,0.7888072623944467,0.7774709519783792,0.7568309299834101,0.7563437972631833,0.7534150359515822,0.7528600968752146,0.7510859796330537,0.7431942493250294,0.7398856156926977],"twin_dists":[0.061798282199154356,0.06835937159402021,0.07610501203579592,0.07865378124400248,0.07865381084596136,0.07954431179235198,0.07999818580030679,0.08070957006234526,0.0810480488505904,0.08533229730485585,0.08533930384945798,0.08741826173544127,0.08767845983783598,0.08808725138274325,0.08812094022567621,0.0887388990655856,0.08945953583545814,0.09214848788018687,0.09694856765142955,0.09706052274096298,0.09773243316715582,0.09785951917053888,0.0982653315681229,0.1000620057423219,0.10081133079353352],"n_dims_used":45,"mean_confidence":0.919574483235677},"coverage":{"mean_confidence":0.919574483235677,"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}}