{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000270},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008592","496:4960008577","490:4900000484","496:4960008576","490:4900000945","496:4960008675","496:4960008149","490:4900000052","496:4960008493","496:4960008271","496:4960008858","487:4870006276","490:4900000426","490:4900000172","490:4900000941","487:4870005402","487:4870007606","496:4960008485","478:4780008102","487:4870007176","496:4960007280","490:4900000332","494:4940008035","490:4900001348","490:4900000514"],"twin_admin_codes":[496,496,490,496,490,496,496,490,496,496,496,487,490,490,490,487,487,496,478,487,496,490,494,490,490],"twin_sims":[0.43354390967256584,0.2858415314133237,0.2654221298807514,0.26004535536828643,0.25941768217194133,0.24282050259615431,0.2221236140606386,0.2087422352957314,0.1948347853933298,0.17636966163826898,0.1691762907360077,0.16895636058274296,0.1663598210101928,0.16167722158142547,0.1609371299694131,0.1570930449086468,0.15526058192987796,0.15410448334489674,0.15270016402970477,0.144429110022971,0.14277001849197,0.12748193101163216,0.12594472845263138,0.12320519877178313,0.12295579237407411],"twin_dists":[0.16791140886109987,0.20553988287881367,0.21153470552676204,0.21316033523485786,0.21335147707557245,0.21851611406355442,0.22528797139155138,0.22989289221951395,0.23489719867661923,0.24194143469667567,0.24482728905230458,0.24491689485296145,0.24598119826156484,0.24793127324781358,0.24824321665576785,0.24988047156371176,0.25067124553682946,0.25117366190937684,0.2517876784171704,0.25549097693573836,0.2562526127054022,0.26360238183794915,0.2643775116235274,0.26577689932570714,0.26590547059465297],"n_dims_used":45,"mean_confidence":0.9082765367296007},"coverage":{"mean_confidence":0.9082765367296007,"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}}