{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010875},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010275","490:4900004803","490:4900010535","490:4900010448","490:4900010085","490:4900010078","490:4900010951","490:4900009777","490:4900010542","490:4900011393","490:4900010706","490:4900010953","490:4900004939","490:4900010174","490:4900009578","490:4900010179","490:4900010877","490:4900009779","490:4900010874","490:4900010959","490:4900010534","490:4900007712","490:4900010792","490:4900012059","490:4900009679"],"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":[0.29440000495652086,0.2605314338566826,0.20779346854416303,0.19724446282864894,0.18790383162860902,0.18503614928226628,0.17697301517395464,0.17321403464965376,0.13827289983129845,0.12392511508863466,0.12322005676963607,0.10941884275086368,0.10811587547938466,0.09619997240398719,0.0913271208543206,0.08568290123163204,0.0799536509205619,0.0757986930661543,0.06548830161640028,0.06475353866281382,0.06465162198126051,0.06148627742484393,0.05950295260545581,0.05918545856950131,0.05901775320796065],"twin_dists":[0.20310442160024544,0.2130125116822946,0.23022689090055382,0.23401288032437664,0.2374839419658334,0.23857374687007624,0.24170322607552336,0.24319685289754805,0.2583507496720857,0.26540688366928283,0.2657692461481974,0.27320432257451166,0.27394292985137536,0.2810410809752345,0.2841437405532645,0.28790581454781655,0.2919322051121613,0.2949994976637491,0.3032442045310556,0.3038711615853145,0.3039585833366539,0.30673160539641425,0.3085293763052713,0.3088217267416585,0.3089766722055386],"n_dims_used":45,"mean_confidence":0.9128585815429687},"coverage":{"mean_confidence":0.9128585815429687,"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}}