{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005408},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005007","490:4900005005","490:4900002933","490:4900005144","490:4900005396","466:4660000722","490:4900005004","490:4900006770","490:4900001891","490:4900005003","490:4900004870","490:4900005544","466:4660000577","466:4660000124","470:4700003474","466:4660000649","469:4690002030","490:4900005142","490:4900005275","490:4900006176","490:4900001185","490:4900006537","470:4700006125","490:4900007641","490:4900006299"],"twin_admin_codes":[490,490,490,490,490,466,490,490,490,490,490,490,466,466,470,466,469,490,490,490,490,490,470,490,490],"twin_sims":[0.5658867347876305,0.4681089823920108,0.4463154946242595,0.42270398715008506,0.4051006544779355,0.4037795806040329,0.39226910809053533,0.39225104497760577,0.37219149790116984,0.36496776766498806,0.35806568634982316,0.3421446430502358,0.34092560973357017,0.3358275666217671,0.33335420987639264,0.3303565183850649,0.3276254923119585,0.3246184779187447,0.3245412363170731,0.32269165878276357,0.3137603748673455,0.3079035688638528,0.3078736490610528,0.3049403804623981,0.3000732416223545],"twin_dists":[0.13859029841936452,0.1600203519036765,0.1649691473137186,0.17043602099509578,0.17459495578770773,0.17491023643827985,0.17767733402670244,0.17768170550985504,0.18259695012364804,0.18439856111987565,0.18613681368615154,0.19021374122526505,0.1905299876238357,0.19185916681540116,0.19250795970288934,0.1932978194928069,0.19402084493239388,0.19482079600910424,0.19484139847120321,0.19533554894821725,0.19774436456713868,0.19934516523570167,0.19935338762687693,0.2001617403490882,0.2015130381554561],"n_dims_used":45,"mean_confidence":0.9156329684787327},"coverage":{"mean_confidence":0.9156329684787327,"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}}