{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000426},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000326","500:5000000427","500:5000000371","500:5000000374","500:5000000055","500:5000000327","500:5000000429","500:5000000649","500:5000000422","500:5000000647","500:5000000074","500:5000000278","500:5000000373","500:5000000121","500:5000000533","500:5000000470","500:5000000428","500:5000000232","500:5000000324","500:5000000376","500:5000000589","500:5000000375","500:5000000146","500:5000000644","500:5000000095"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.8741466903978243,0.8608960996802552,0.8512307314704914,0.8334838513726286,0.831541896766881,0.8184499289732599,0.8128341412842565,0.8063195646529209,0.8017934104977115,0.7973302039131727,0.7969224357806358,0.7960619872845183,0.7874437142659783,0.775351976494753,0.7742827062869555,0.7703261885666125,0.765744907911035,0.7636669780291405,0.7582403700924806,0.7556937523989499,0.7433288153766437,0.7313975194974435,0.7313167364017893,0.7260975775863793,0.7242063041652449],"twin_dists":[0.06736144819057871,0.07108334685284873,0.07371382493881738,0.0783867474561287,0.07888709239394275,0.08221025463771513,0.08361097151736757,0.08521887112879215,0.08632586247512924,0.08740975172732826,0.08750840895982229,0.0877163908420016,0.08978515248260258,0.09264670801321698,0.09289761815324525,0.09382319076897996,0.0948895006739771,0.09537129874972018,0.09662432000314504,0.0972098303482492,0.10003148194309695,0.10272376817985664,0.10274190367464467,0.10391109426578451,0.10433359678349936],"n_dims_used":45,"mean_confidence":0.9182149251302083},"coverage":{"mean_confidence":0.9182149251302083,"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}}