{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007223},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005861","490:4900007830","490:4900005604","490:4900006129","490:4900007224","490:4900007222","490:4900005991","490:4900005994","490:4900008040","490:4900008486","490:4900005733","490:4900007581","490:4900005734","490:4900006969","490:4900006971","490:4900005863","490:4900006125","490:4900006601","490:4900007461","490:4900006845","490:4900009149","490:4900005472","490:4900008057","490:4900005466","490:4900008264"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.31531182863207247,0.2660070733797701,0.21596663950559827,0.16651384056321236,0.12645869872143614,0.08762792375222439,0.08704672555805022,0.06615687187094614,0.060685567176875455,0.056891472044824316,0.045440461326244914,0.039101514631551176,0.03369460812358787,0.03103881872922752,0.029156028983756393,0.0246089987218929,0.022087710242757377,0.019385714974999274,0.013589399357145513,0.013527359999636647,0.01309382691291811,0.012807905995855025,0.012711763910675843,0.012210976983582306,0.011865031406209616],"twin_dists":[0.19732317698714474,0.21135909722601035,0.22738284368077366,0.24591773414191614,0.26411754948515087,0.28658774082754235,0.28697913972377936,0.3026786999113419,0.30745158506351794,0.3109733244611515,0.322933499092374,0.33068778938117854,0.33819363628989774,0.34226383463886095,0.3453339690874727,0.35351840697821973,0.3586386517438982,0.3647239504709687,0.3807987849628374,0.3810014117532642,0.3824407563112204,0.38341327158544,0.38374460365651397,0.3855072078377337,0.38676263579456854],"n_dims_used":45,"mean_confidence":0.921527353922526},"coverage":{"mean_confidence":0.921527353922526,"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}}