{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004465},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780009567","490:4900002942","490:4900002940","490:4900002210","496:4960010022","496:4960010102","466:4660000070","493:4930005009","478:4780007497","490:4900003767","490:4900004190","466:4660003307","496:4960006098","490:4900003766","493:4930004288","469:4690000993","490:4900002364","472:4720003497","469:4690000730","488:4880000937","490:4900002053","472:4720005244","488:4880000968","490:4900003768","494:4940003829"],"twin_admin_codes":[478,490,490,490,496,496,466,493,478,490,490,466,496,490,493,469,490,472,469,488,490,472,488,490,494],"twin_sims":[0.29333708781859014,0.29000370470799147,0.2712403735934412,0.2542363690234559,0.24236899330454026,0.2049780793118183,0.19361972247403117,0.18669463196309397,0.174887526522087,0.16070540662434143,0.15897717043040174,0.1562266232021974,0.1561214908774663,0.15354796082895436,0.1492956050803248,0.1481611134520884,0.14754404468329427,0.14382123154364196,0.13840892465916374,0.13674008303095117,0.13318796899846447,0.13093737718915,0.12174026733967734,0.1208355017966824,0.11891696322931283],"twin_dists":[0.20340458262292438,0.20435011481806192,0.20979854602450812,0.21494057814192885,0.21865973142791198,0.2312241717039449,0.23534599076003246,0.23794203987179377,0.2425290667796018,0.24834110051180983,0.24907439215447225,0.2502535190220526,0.2502988876375208,0.25141649985178804,0.25329367763051286,0.253801133331289,0.2540783518952113,0.2557692769533461,0.2582865460516889,0.2590775231674821,0.26078550286136504,0.26188546180312505,0.2665349436935725,0.2670066048246327,0.26801574728645006],"n_dims_used":45,"mean_confidence":0.9173039754231771},"coverage":{"mean_confidence":0.9173039754231771,"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}}