{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000424},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000230","500:5000000534","500:5000000422","500:5000000535","500:5000000364","500:5000000278","500:5000000070","500:5000000529","500:5000000150","500:5000000423","500:5000000327","500:5000000471","500:5000000093","500:5000000591","500:5000000365","500:5000000374","500:5000000520","500:5000000119","500:5000000073","500:5000000575","500:5000000328","500:5000000472","500:5000000430","500:5000000232","500:5000000371"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.8868608011160807,0.8703000448754368,0.8691726090361408,0.8647715939168323,0.8632827024156211,0.8536044549668568,0.8515355941151218,0.8441127736145595,0.8386014953651668,0.8361338438724845,0.8270402374939365,0.816000326191131,0.7994624082801196,0.7937204210365681,0.777446140221442,0.7712122583159574,0.7704144923559137,0.7656841114639082,0.7641527727247994,0.7488600441064848,0.7182254464171249,0.7162468441995027,0.7068032504470642,0.6851150540302229,0.6774586943993047],"twin_dists":[0.06364306839687801,0.06845685275893947,0.06877551120239084,0.07000942276966345,0.07042336994680891,0.07307384536202412,0.07363184275608321,0.07561086421074657,0.07705830185597498,0.07770067855233054,0.0800393464235601,0.0828229725486723,0.08689287816878415,0.08828102930429606,0.09215432940183116,0.09361629090464353,0.09380258138634887,0.09490361332363112,0.09525876132777557,0.09877348301476194,0.10566576905203359,0.10610521739116391,0.10819455897856423,0.11294877244339059,0.11461476053951526],"n_dims_used":44,"mean_confidence":0.9164891676469282},"coverage":{"mean_confidence":0.9164891676469282,"n_dims_used":44,"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}}