{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000195},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000351","481:4810005507","489:4890000189","485:4850003505","489:4890000509","489:4890000510","489:4890000239","470:4700001086","489:4890000068","481:4810005866","470:4700000957","489:4890000200","485:4850002158","485:4850001708","489:4890000780","489:4890000543","470:4700005317","481:4810006090","470:4700001654","466:4660009463","485:4850002334","485:4850003262","489:4890001326","481:4810005869","485:4850003816"],"twin_admin_codes":[489,481,489,485,489,489,489,470,489,481,470,489,485,485,489,489,470,481,470,466,485,485,489,481,485],"twin_sims":[0.5160190269896495,0.4498827340814612,0.416632749202935,0.38638951598411464,0.3799712430927434,0.3790757035871633,0.3309978903656363,0.3231419646360823,0.31298600950968486,0.3119394771076859,0.31183322587736534,0.30024483954072356,0.296078038942995,0.2913642881983567,0.2786300746687709,0.2784670785421375,0.2592857954048385,0.2582101860793603,0.2568120164456536,0.25360244057206044,0.24913884207067283,0.2444859716256085,0.24299998392343666,0.24126525615428612,0.22718757379729967],"twin_dists":[0.14939649640712252,0.16415316483441345,0.1718617997735869,0.1791052818952131,0.18067587736520319,0.18089603275026095,0.19312849614148495,0.19521509602746506,0.1979550316083684,0.19824021437090528,0.19826919860228728,0.201465179916449,0.20263185610164733,0.20396340179445058,0.20762623455902374,0.20767376721784167,0.21339167681086565,0.2137200097327067,0.21414809743152755,0.215136406716888,0.2165241760208278,0.21798784452636763,0.21845907211203044,0.21901154209774637,0.22359387920917054],"n_dims_used":45,"mean_confidence":0.9153834025065104},"coverage":{"mean_confidence":0.9153834025065104,"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}}