{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008103},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008106","490:4900008216","490:4900012089","490:4900008666","490:4900008552","490:4900011952","490:4900011562","490:4900010914","490:4900008776","490:4900011646","490:4900007994","490:4900011072","490:4900011070","490:4900011222","490:4900010050","490:4900010664","490:4900010661","490:4900010215","490:4900010227","490:4900010135","490:4900011012","490:4900010216","490:4900010749","491:4910005751","490:4900008326"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490],"twin_sims":[0.1761695394853619,0.16751450909657714,0.1541155111289169,0.0840446799943708,0.08004017076052398,0.06923467428467117,0.06165029430961703,0.04493942318693718,0.043797720021976586,0.04244882635209014,0.04099371554814404,0.0389147365289183,0.03538651798046872,0.03494313887657602,0.03448677880335412,0.034246529139701457,0.033953242633364626,0.02883032526336976,0.02846149195289148,0.025866803020097244,0.02404381891907151,0.023153137281286814,0.022898745065514727,0.022680514478212604,0.021618837398364704],"twin_dists":[0.24202057254011336,0.2455064334997568,0.25116885644691805,0.289034597235794,0.2918697087545501,0.3001339250887472,0.3065850760325778,0.32351210005681563,0.32485103998999737,0.3264712940962984,0.32826847391082975,0.3309319305131374,0.3357412186231941,0.3363740767789126,0.33703264001834676,0.3373823256564738,0.3378120507405811,0.3458822400583327,0.3465095747392706,0.35113194910168843,0.35462524607141915,0.3564161523884085,0.3569386243139537,0.3573908557876925,0.3596463630146595],"n_dims_used":45,"mean_confidence":0.8861786736382379},"coverage":{"mean_confidence":0.8861786736382379,"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}}