{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003694},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009076","490:4900006863","494:4940007967","490:4900013105","490:4900012557","490:4900005997","490:4900007478","490:4900012884","490:4900006142","490:4900011206","490:4900010088","466:4660004983","490:4900003833","490:4900008593","490:4900003835","490:4900012215","490:4900009052","490:4900007236","490:4900006375","490:4900013170","490:4900008943","490:4900008406","490:4900010433","490:4900010114","490:4900003430"],"twin_admin_codes":[490,490,494,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.011960072355208651,0.006234410036227048,0.003891097092047241,0.0018579439307602403,0.0015896172873650794,0.001419843550547558,0.0011763808848737826,0.0010267698256272914,0.0005370124396018906,0.0003971657001070146,0.000386591051865939,0.00035862004402121677,0.0003398964411758868,0.0002828944423859579,0.00025886157993358665,0.0002494697863507908,0.0002401480888055727,0.00023470137500987155,0.00022151197380303704,0.00021277185361701683,0.00020423255914443975,0.00019519783067639953,0.00019095744331004965,0.00018202594307397709,0.00016104340768576957],"twin_dists":[0.3864145334653949,0.41387685176696637,0.4326619626677554,0.46057986269932133,0.46625707851078635,0.4703253025074033,0.4770236207693695,0.48180940490829055,0.5039896341574852,0.5139866143888275,0.5148714512505682,0.5173260344776143,0.5190714472137935,0.5250026305450658,0.5278472757034844,0.5290268775948084,0.5302396872442487,0.5309689844416196,0.532803144400786,0.5340760459990013,0.5353681325870594,0.53679175956153,0.5374814496055134,0.5389826065788669,0.5428019205576654],"n_dims_used":45,"mean_confidence":0.9079453362358941},"coverage":{"mean_confidence":0.9079453362358941,"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}}