{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004859},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004723","490:4900002640","490:4900006413","490:4900004860","490:4900002785","490:4900005912","470:4700003135","470:4700003472","490:4900006287","490:4900004030","490:4900006058","496:4960012189","490:4900003753","470:4700006746","490:4900007382","487:4870011474","466:4660001860","490:4900007516","490:4900006416","496:4960012199","466:4660000075","490:4900006295","487:4870011604","470:4700009051","490:4900006647"],"twin_admin_codes":[490,490,490,490,490,490,470,470,490,490,490,496,490,470,490,487,466,490,490,496,466,490,487,470,490],"twin_sims":[0.5961354271345856,0.513542082875986,0.5091876956206914,0.5074748115263531,0.502342833613934,0.49788870696836607,0.49078556334636964,0.48933328906624524,0.4849876857215991,0.45535272718656805,0.4530323426296373,0.4499757695368436,0.4495352076018629,0.44846130404279094,0.43588573412137066,0.4341695939882096,0.42848113581277353,0.4157522546123864,0.4139002319103951,0.4093248226881097,0.4044576330716155,0.40063756107736553,0.4003219750015957,0.3995045817233421,0.39168730522426376],"twin_dists":[0.13210060256310535,0.1499387653352298,0.15089365198860355,0.15126985065975662,0.15239900418379232,0.15338157231792204,0.15495370538834996,0.1552759566192689,0.1562419531657504,0.16290661095316325,0.16343472354419725,0.16413191621092543,0.16423255190936648,0.16447801424274655,0.16736938306957336,0.16776647697638133,0.16908726213825806,0.1720693096776831,0.17250640265531036,0.1735898967868081,0.17474835836167427,0.1756619631485108,0.17573761398391236,0.1759336817294881,0.17781818426060372],"n_dims_used":45,"mean_confidence":0.9168836805555556},"coverage":{"mean_confidence":0.9168836805555556,"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}}