{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000007539},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000003182","500:5000003909","484:4840000237","473:4730008675","500:5000003534","500:5000006626","475:4750010258","473:4730009591","475:4750010903","473:4730008701","473:4730007820","500:5000001981","475:4750012293","500:5000005429","473:4730007915","484:4840006132","471:4710002117","500:5000010784","475:4750011402","500:5000009260","475:4750010628","473:4730009373","473:4730008366","473:4730006090","475:4750011588"],"twin_admin_codes":[500,500,484,473,500,500,475,473,475,473,473,500,475,500,473,484,471,500,475,500,475,473,473,473,475],"twin_sims":[0.3964885513591237,0.30732425418106935,0.25628849653753355,0.24799184203881106,0.24673080996407296,0.24177584232179578,0.24026246557243175,0.2382874216096891,0.23747699587857132,0.22655790988183758,0.22620452393737253,0.22557088384105795,0.22382195116006312,0.22246521992959148,0.2189221266253242,0.20636653592554052,0.20356110620833834,0.203249403837467,0.19810299119261357,0.1980641646015698,0.1958863584934533,0.1940682199710235,0.19375421413292906,0.19145873023383222,0.18960975019722523],"twin_dists":[0.1766587237821401,0.19950445108718542,0.21430876620653735,0.21688334999994868,0.21727946413278162,0.218848666010463,0.21933208234597149,0.2199659526959785,0.22022704029352821,0.22380315132025372,0.22392077001594882,0.22413197243743913,0.2247169734474547,0.22517288672024233,0.2263723265860228,0.2307311842997377,0.23172964665932128,0.2318411632871213,0.23369962021850296,0.2337137669897781,0.23451035882411442,0.23518010775677417,0.23529621913967202,0.2361490343452125,0.23684116509387593],"n_dims_used":44,"mean_confidence":0.9205493060025302},"coverage":{"mean_confidence":0.9205493060025302,"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}}