{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001044},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001173","470:4700002078","470:4700001576","470:4700001176","470:4700001457","470:4700001310","470:4700000266","470:4700001037","470:4700002399","470:4700001921","470:4700001319","470:4700002239","479:4790001479","470:4700007981","470:4700002079","481:4810001893","481:4810002497","479:4790004160","470:4700000914","481:4810001227","470:4700001590","470:4700002373","470:4700001912","470:4700000400","481:4810004198"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,479,470,470,481,481,479,470,481,470,470,470,470,481],"twin_sims":[0.8137595467390706,0.7098966029519096,0.7049077804711152,0.7025943026567996,0.6998923190182735,0.6993668980457648,0.6969778922272585,0.6873894031124594,0.6868749232292569,0.6643333987053207,0.6543239343856762,0.6513493163601893,0.6493522536295514,0.6449313665130807,0.6338880526740801,0.6290920368121442,0.6264260634118669,0.6181898661615844,0.614965059308824,0.6127746320583283,0.6110835785359632,0.6070734279917225,0.604039635638248,0.5970440535920459,0.5936946685733405],"twin_dists":[0.08338111076559239,0.10751159562459117,0.10861239496208,0.10912172334734167,0.10971570169320732,0.10983109744525965,0.11035535181341868,0.11245275770453105,0.11256500839470547,0.11745869727324719,0.1196189486972086,0.12025973537753777,0.12068966386169898,0.12164066616662811,0.12401251106490939,0.12504123961136238,0.12561280569750538,0.1273776293077026,0.12806833921704225,0.12853743794156025,0.1288995668817373,0.12975826601983534,0.13040788538556622,0.13190598922618763,0.13262342570356536],"n_dims_used":43,"mean_confidence":0.9124604158623274},"coverage":{"mean_confidence":0.9124604158623274,"n_dims_used":43,"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}}