{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003760},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003427","474:4740004441","474:4740003764","474:4740003684","474:4740003516","474:4740003513","474:4740003431","474:4740004504","474:4740003433","474:4740003932","474:4740004505","478:4780004120","474:4740004363","487:4870011471","474:4740004368","474:4740004443","474:4740003933","474:4740003591","474:4740004364","474:4740004367","486:4860000784","474:4740000985","486:4860002397","474:4740003756","487:4870011930"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,478,474,487,474,474,474,474,474,474,486,474,486,474,487],"twin_sims":[0.6740830957241888,0.6544641084014151,0.631562918792185,0.6248863138641519,0.6162888569651411,0.6114246226275489,0.594517537167794,0.5920154736223283,0.577135933260769,0.5753208256778918,0.5662209060514757,0.5378127442812692,0.5371194269576992,0.5141422249673073,0.5096604634491917,0.5095714906329403,0.5044127949798232,0.49931677259886387,0.4853603150778542,0.46804183836102126,0.4668878382864115,0.46192958414438884,0.4610379434005938,0.45836437520544576,0.44923328928046563],"twin_dists":[0.11534753997175753,0.11958874008688686,0.12451132979986737,0.12594283931526543,0.12778481441264686,0.12882653574891503,0.1324471539587796,0.1329831681688114,0.1361735645524227,0.1365631853343955,0.13851842987138185,0.14465066126701284,0.14480100408355454,0.1498073189714422,0.15078987655273654,0.15080940472911958,0.15194319371422144,0.15306627889542454,0.15615901682266936,0.16003547161637063,0.16029544921829902,0.16141500327423866,0.16161677766781984,0.16222262735276316,0.1643015391675884],"n_dims_used":45,"mean_confidence":0.9235298156738281},"coverage":{"mean_confidence":0.9235298156738281,"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}}