{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760002971},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710001147","471:4710001184","476:4760002889","476:4760003219","484:4840001645","471:4710001057","476:4760004143","471:4710001701","471:4710001113","471:4710003333","476:4760002949","471:4710001812","476:4760003945","471:4710001227","471:4710001122","471:4710002350","471:4710001457","484:4840001736","471:4710001087","471:4710001232","476:4760002650","476:4760003122","476:4760003955","471:4710001368","476:4760003431"],"twin_admin_codes":[471,471,476,476,484,471,476,471,471,471,476,471,476,471,471,471,471,484,471,471,476,476,476,471,476],"twin_sims":[0.4774554597770103,0.43737055460305774,0.4350060532264671,0.41867845161911116,0.36467005028528005,0.3606152545577819,0.3553620249620366,0.34438539322444095,0.3426858534216333,0.32362120142827566,0.3215858606278077,0.2996023739501804,0.29029139769740714,0.2768910568871573,0.27463380609198623,0.2736444597919772,0.27310405747436167,0.27182568197199575,0.26682553820469607,0.2654012618011913,0.2641588548795342,0.264106411076205,0.26390073241717465,0.262824988372751,0.26118314414365174],"twin_dists":[0.15792271995224033,0.16702631551449745,0.16757285236520159,0.17138040427723408,0.1844731938206366,0.1854927485975304,0.18682238204818588,0.1896340008160433,0.19007353122113085,0.19508700705379395,0.1956317390707067,0.20164444425765052,0.20426825510726135,0.2081342411423943,0.20879655044874143,0.20908788987298585,0.20924729893876914,0.2096251708344484,0.21111378544304227,0.2115409748700862,0.21191478324802726,0.21193058635084983,0.21199258325250595,0.2123173335291315,0.2128145887045512],"n_dims_used":45,"mean_confidence":0.9162827385796442},"coverage":{"mean_confidence":0.9162827385796442,"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}}