{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001726},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001622","474:4740001724","474:4740001410","474:4740001112","474:4740002345","474:4740001414","474:4740002452","474:4740001007","474:4740001936","474:4740001933","474:4740001109","474:4740001623","474:4740001106","474:4740001306","474:4740002758","474:4740002450","474:4740002346","474:4740002925","474:4740001008","474:4740002139","474:4740002239","486:4860000029","474:4740001220","474:4740003210","486:4860000017"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,486,474,474,486],"twin_sims":[0.736690649377457,0.7365522828261971,0.7022049255589945,0.6800934099161364,0.6676179285896908,0.6571832728891933,0.6482707708417179,0.63049057648252,0.5690515885614814,0.5315086426541376,0.5298014616445649,0.5190026358635774,0.4826665176096955,0.4699255686635782,0.4622124210085894,0.435581559024665,0.41622906136447696,0.41380005535564673,0.41368489599601377,0.413551021565884,0.40545591490585414,0.40120884378290217,0.40108693489452363,0.398317312894724,0.3910469843353852],"twin_dists":[0.10153281713428676,0.10156401761461684,0.10920737824703994,0.1140420947700431,0.11674831267501715,0.1190025044891928,0.12092239808017381,0.12474132759279018,0.13790985059846103,0.14601910770155122,0.14639026161675614,0.1487441471795651,0.15675902303669817,0.15961156659668563,0.16135102726012654,0.167439719934403,0.17195691519186287,0.1725300692442054,0.17255727857035638,0.17258891393560702,0.17451024964775685,0.17552508656548943,0.17555428793602257,0.17621879692875264,0.17797331416479278],"n_dims_used":45,"mean_confidence":0.920729234483507},"coverage":{"mean_confidence":0.920729234483507,"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}}