{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001844},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002022","487:4870000294","487:4870001842","487:4870000240","487:4870000592","487:4870002088","487:4870000459","487:4870001753","487:4870000292","487:4870000402","494:4940005417","487:4870003347","487:4870000347","487:4870001649","487:4870000522","487:4870000403","487:4870000455","496:4960006222","487:4870001269","487:4870001845","494:4940005423","487:4870000659","494:4940005541","487:4870002109","487:4870000523"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,494,487,487,487,487,487,487,496,487,487,494,487,494,487,487],"twin_sims":[0.4406595864289278,0.3900879051809063,0.37440888191256566,0.31214853773964846,0.26694908504041265,0.2661837629921576,0.2557313908725224,0.22693943800355654,0.21920799276804517,0.21588561600562695,0.21342489386556998,0.2064106825779512,0.20451496058548066,0.18039447000230774,0.17604567928273482,0.1689791431112573,0.16168884483921206,0.15961760593072516,0.1490422902527323,0.14479544702227384,0.14374485936534676,0.1429236927772364,0.14274589866476178,0.13951452271072778,0.13615960445534497],"twin_dists":[0.16626801659364543,0.17820589169600126,0.1820474191778168,0.19818320124970662,0.2110767964205439,0.21130609979276377,0.2144799707282472,0.22367630248329554,0.22627507261851015,0.2274106772708558,0.22825937493991993,0.23071554676928777,0.23138911534762993,0.2403632105412377,0.2420695848440179,0.2449076087118613,0.24792638240069914,0.24880198187157537,0.25340673756196763,0.2553236791528183,0.25580430348133915,0.25618179041504346,0.2562637337051451,0.2577664449766253,0.2593543446600715],"n_dims_used":43,"mean_confidence":0.9133495951807776},"coverage":{"mean_confidence":0.9133495951807776,"n_dims_used":43,"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}}