{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003699},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003512","480:4800003286","480:4800003769","480:4800002601","480:4800002752","480:4800003296","480:4800003233","480:4800003073","480:4800003287","480:4800003338","480:4800002712","480:4800005669","480:4800003194","480:4800002653","480:4800003452","480:4800003347","480:4800002646","480:4800004664","480:4800002608","480:4800005248","480:4800003024","480:4800002985","480:4800003400","480:4800002897","480:4800002860"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.2055493107090596,0.17566313677424303,0.1478942402101996,0.14469902992840042,0.14176402425135565,0.11085093012162031,0.10438321398691386,0.09434793661556752,0.08726487463780527,0.08669734254975496,0.08379145088271625,0.07789023956381322,0.07418016929141094,0.07416441027216433,0.0736079904203064,0.06769000634688593,0.06368499232809183,0.06092363904259373,0.057118607910064366,0.05609960230820285,0.05319562947276971,0.05315013462466282,0.051597348140446815,0.051568229031341395,0.05026619989799236],"twin_dists":[0.23102107379926157,0.24222111468685917,0.2539209214886781,0.2553676801931122,0.25671764013662285,0.27240033313153883,0.2760977897931383,0.2822053894759789,0.28683198776757024,0.2872154273524848,0.2892106424078364,0.29343901720152427,0.29623106085118944,0.2962431583540037,0.2966716345873822,0.30139930193038045,0.3047933883557525,0.3072367055956162,0.3107571279984926,0.3117326733340674,0.3145955278651978,0.3146413985826006,0.3162269084023884,0.31625701775887644,0.31761800414723895],"n_dims_used":42,"mean_confidence":0.9119220007033575},"coverage":{"mean_confidence":0.9119220007033575,"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}}