{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002169},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001745","480:4800001842","480:4800002544","480:4800001505","480:4800002399","480:4800002533","480:4800001971","480:4800002202","493:4930004539","480:4800001350","480:4800001911","480:4800002306","480:4800001953","496:4960009970","480:4800001672","480:4800003854","480:4800001504","480:4800001679","496:4960008820","480:4800001727","496:4960009966","480:4800003669","493:4930002556","480:4800001273","496:4960003401"],"twin_admin_codes":[480,480,480,480,480,480,480,480,493,480,480,480,480,496,480,480,480,480,496,480,496,480,493,480,496],"twin_sims":[0.3786849245019549,0.3144612925400003,0.30770676351976756,0.2936757886852869,0.2764866996791317,0.2541938950629708,0.23717877692273412,0.21958630928116024,0.21058917219343096,0.2084729871468803,0.2010174249905143,0.19771013324347586,0.19427951327172466,0.19196949576886632,0.1886963845767261,0.1876447184660505,0.18644758349622673,0.17426126064417738,0.17181614459296657,0.1619956720967515,0.15829054577952417,0.15150703894962944,0.15124569616580857,0.15018333016752256,0.1496269890165749],"twin_dists":[0.18099217904697185,0.19755393384339484,0.19939925860864502,0.20330886588731722,0.20825264182653286,0.2149536891895745,0.2203232610387598,0.22614649694501474,0.2292456581064393,0.22998757159042632,0.2326431423283954,0.2338428495992077,0.23510205033960652,0.2359586617787863,0.2371848082232617,0.2375819309610916,0.23803588866874498,0.24277843399614468,0.2437582072685803,0.24779736743245218,0.24936733808912975,0.2523126181421955,0.25242800649352587,0.25289857886636485,0.2531459870291798],"n_dims_used":43,"mean_confidence":0.9190428090649981},"coverage":{"mean_confidence":0.9190428090649981,"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}}