{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000423},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000820","495:4950001115","480:4800000455","480:4800000454","480:4800000389","495:4950001627","495:4950001170","480:4800000671","480:4800000422","480:4800000821","480:4800000452","495:4950001335","480:4800000952","495:4950001334","480:4800000867","495:4950001108","495:4950001686","480:4800001019","480:4800001062","480:4800000819","480:4800000910","480:4800000988","480:4800001017","480:4800000780","495:4950001687"],"twin_admin_codes":[480,495,480,480,480,495,495,480,480,480,480,495,480,495,480,495,495,480,480,480,480,480,480,480,495],"twin_sims":[0.7569436405396753,0.7536260574870786,0.7471645950557017,0.7426050762995483,0.7379344090942453,0.736262761113702,0.7158896050707785,0.7124769827573134,0.7121702243114189,0.7105827362731171,0.6799799779370549,0.6786715480919763,0.672741920149843,0.6597884955145346,0.6588687738478621,0.6411563840873248,0.6220050295542219,0.6075120845882581,0.5937448904249322,0.5867204046534086,0.5722839709038047,0.5719286633221013,0.5496140637126931,0.5485410849865107,0.5468988831829736],"twin_dists":[0.09692265584318423,0.0976840885537439,0.09915979221886534,0.10019560417891316,0.10125219183774634,0.10162929026027534,0.10618449551545663,0.10694084404181955,0.10700874648933235,0.10735992465949337,0.1140667630404901,0.11435122217361088,0.11563840849558392,0.11844039951187353,0.11863888950754041,0.12245199803603694,0.12656028563128202,0.12966433772102534,0.13261266709097022,0.13411789183254758,0.13721532559014987,0.13729164799597018,0.14209704692187808,0.14232882168078256,0.1426837020753721],"n_dims_used":42,"mean_confidence":0.9002034323556083},"coverage":{"mean_confidence":0.9002034323556083,"n_dims_used":42,"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}}