{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002203},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003715","496:4960002332","496:4960003308","496:4960001956","496:4960002320","496:4960003033","496:4960003445","496:4960003174","496:4960002202","496:4960003021","496:4960001955","496:4960003580","496:4960002890","496:4960002897","496:4960003981","496:4960001701","496:4960002887","496:4960003716","496:4960003028","496:4960002888","496:4960002079","496:4960003982","496:4960001577","496:4960002190","496:4960002335"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.9678323287139654,0.9671625879945437,0.9049046805215835,0.8798966845555474,0.8487805484669599,0.828388553435229,0.8269986153140535,0.8249204937079968,0.8220220925041627,0.8098102794686883,0.8074566279280605,0.8043300886813001,0.7820502938581393,0.77961881239448,0.7792507467403292,0.7785102578411005,0.7778656426288996,0.7624853007177216,0.7608171824969733,0.7576860812692604,0.7475498234049605,0.747130189801301,0.745152245913474,0.7303847524342679,0.7303236181036692],"twin_dists":[0.033211535202091316,0.0335612668830047,0.05806004527883266,0.06569923561731493,0.0743704926102681,0.07969532161548429,0.0800499517611609,0.0805783580815863,0.0813118033608349,0.08435950942805108,0.08493949082320734,0.08570644354850208,0.09106715814494978,0.09164210725644106,0.09172898176170846,0.09190363458831145,0.0920555396724891,0.09564478711558871,0.09603025036349577,0.09675189414036897,0.09907207310386666,0.0991676249536259,0.099617494925353,0.10295104415077114,0.10296475737736802],"n_dims_used":45,"mean_confidence":0.9372066921657987},"coverage":{"mean_confidence":0.9372066921657987,"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}}