{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002927},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002407","488:4880000226","488:4880000342","496:4960005682","496:4960004489","499:4990001129","496:4960005252","499:4990002388","489:4890000569","488:4880000140","499:4990001696","499:4990003216","496:4960004951","488:4880000183","489:4890000563","499:4990003863","499:4990001512","496:4960005405","499:4990003686","499:4990000832","499:4990001974","499:4990003765","499:4990003495","496:4960005549","496:4960004792"],"twin_admin_codes":[499,488,488,496,496,499,496,499,489,488,499,499,496,488,489,499,499,496,499,499,499,499,499,496,496],"twin_sims":[0.6440928453289302,0.6235513476516954,0.6082997918375818,0.5921562439592004,0.5894663941906009,0.5768636687837416,0.5760820292103823,0.5674723915063538,0.562722642347915,0.5583120205471518,0.5571682529808312,0.5561715397523987,0.5523784987230203,0.5446151474507482,0.5441426125982803,0.5420667209496817,0.5409501406264291,0.5363445518505178,0.5349042012317935,0.5315975126059428,0.5285173944202074,0.5225582414797082,0.5206661939851762,0.5192152814272782,0.5157089596875672],"twin_dists":[0.12182093897648463,0.12622893728997298,0.12949566757335926,0.1329530084887205,0.13352936230384657,0.13623200008939954,0.136399775752337,0.13824932435674248,0.1392710461421112,0.14022082287221366,0.14046729039334496,0.14068212938162247,0.14150023945966753,0.1431775231167878,0.14327974654587217,0.14372901322749707,0.14397079469964755,0.14496907727623334,0.14528162228246735,0.1459997935767217,0.1466695949673478,0.1479678944801646,0.1483808082939699,0.14869768779578915,0.14946434321876875],"n_dims_used":43,"mean_confidence":0.9118613309638445},"coverage":{"mean_confidence":0.9118613309638445,"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}}