{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012565},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012284","490:4900012563","490:4900012349","490:4900012493","490:4900012564","490:4900006269","490:4900003314","490:4900003182","490:4900003439","490:4900002450","490:4900012635","490:4900003578","490:4900002291","490:4900004811","490:4900001415","490:4900001281","490:4900003711","490:4900012494","490:4900012636","490:4900006389","490:4900006879","490:4900000771","490:4900000765","490:4900007120","490:4900012779"],"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":[0.4833069720797567,0.4666475115765298,0.4359964812543726,0.4085447604076668,0.40754051611034364,0.35295224547325443,0.3279258457074983,0.31956402641399817,0.2717065690583167,0.26782131279631627,0.24783144260212114,0.24185394957230874,0.2412780449593039,0.23857433566978653,0.23476405108808607,0.2282539023751029,0.22434033427510594,0.2243340914050661,0.22292252928907927,0.2174002143195269,0.21512847740206048,0.2148898819081713,0.21450866519763034,0.211606848522784,0.20648657671518056],"twin_dists":[0.15661627634928668,0.16034961866531788,0.16734377896640787,0.17377515049934594,0.17401387437774077,0.18743570536714357,0.19394116584516913,0.1961747686035213,0.20966043480963753,0.21081595981268392,0.21693366263228703,0.2188237695965321,0.2190074597649351,0.21987365885223065,0.2211053019629592,0.22324035390132574,0.2245432632009288,0.2245453535971671,0.22501900678728648,0.2268915335749523,0.2276711142144187,0.22775331323571152,0.2278847749029169,0.22889067365750138,0.23068866905344057],"n_dims_used":45,"mean_confidence":0.908612060546875},"coverage":{"mean_confidence":0.908612060546875,"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}}