{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007351},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005337","490:4900005608","490:4900009877","490:4900005349","490:4900005078","490:4900005218","490:4900005074","490:4900005064","490:4900007355","490:4900005071","490:4900005203","490:4900005350","490:4900004926","490:4900005072","490:4900006859","490:4900008933","490:4900005483","490:4900007473","490:4900007474","490:4900008936","490:4900010609","490:4900009371","490:4900004933","490:4900005485","490:4900009372"],"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":[0.1620795216014718,0.138524369501779,0.11897657054407773,0.10823475880193052,0.10754668963259703,0.09190226487102075,0.09128314003985843,0.08096607554611565,0.0701012421064332,0.069494557463617,0.06759841081288463,0.06510291502196731,0.054112434151772575,0.05309998746301104,0.04924850609302146,0.04662963127574983,0.044788209457647575,0.042809464723619815,0.04267739624566037,0.040217144602676294,0.03817656254363692,0.03673507559097984,0.03647592467907823,0.035867797165957914,0.033037660851392286],"twin_dists":[0.24776214116792564,0.25823209314405093,0.26798420741928025,0.27387525395059936,0.27426774818017163,0.28377082750369764,0.28417233329774166,0.291204263366318,0.2994340600031315,0.2999232924264661,0.3014750714632312,0.30357232564505093,0.31367801123444794,0.31469199780656354,0.3187023725643366,0.3215813510214536,0.32368778505476653,0.32603391139442317,0.3261937231181764,0.32924972504334205,0.3319066206457067,0.33385692640920506,0.3342144157160725,0.3350618505138954,0.3391742359581282],"n_dims_used":45,"mean_confidence":0.9300607469346788},"coverage":{"mean_confidence":0.9300607469346788,"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}}