{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870005364},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870006230","487:4870007559","487:4870005060","487:4870005513","487:4870005507","487:4870005803","487:4870005656","487:4870005653","487:4870005651","487:4870005071","487:4870007851","487:4870007415","487:4870005500","487:4870008006","487:4870004627","487:4870006232","487:4870005506","487:4870005215","487:4870005944","487:4870006681","487:4870007556","487:4870005950","487:4870007273","487:4870004630","487:4870008135"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.5424211768068196,0.45618344765448177,0.42975027027713,0.4065289087688521,0.3917451827727833,0.3478882395175626,0.3374776266993374,0.30824908107837967,0.3073178740057759,0.296391395307814,0.26861548757775244,0.2603687892837604,0.2540526002255375,0.25155745832261417,0.2509790669875766,0.24900159446731363,0.2436008994570497,0.2431351585458767,0.23593458289644503,0.235755972358613,0.23268260838908814,0.23091056068464302,0.2259365777976589,0.2183283415453259,0.21673441058669213],"twin_dists":[0.14365227943693856,0.16271778056876277,0.16879197146189578,0.17425461216108265,0.17780416816070055,0.18873171755687349,0.19142777458144025,0.19925024681183715,0.19950620631492966,0.2025437842823861,0.21057892274149972,0.21306195495638702,0.21499731471081435,0.21577025821265747,0.21595012851449827,0.21656709814763583,0.2182682898298191,0.2184161295007909,0.2207255563055147,0.2207834215860552,0.22178364303424436,0.22236430118077258,0.22401003277824152,0.22657460969592252,0.2271194436223455],"n_dims_used":43,"mean_confidence":0.9012292374012082},"coverage":{"mean_confidence":0.9012292374012082,"n_dims_used":43,"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}}