{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920003397},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920003272","492:4920003442","492:4920002919","492:4920003949","492:4920002826","492:4920003165","492:4920003446","492:4920003019","492:4920003350","492:4920003441","492:4920003203","492:4920003101","492:4920003016","492:4920002719","492:4920003200","492:4920003115","492:4920002243","492:4920003462","492:4920000518","492:4920003296","492:4920003015","492:4920000519","492:4920003947","492:4920001830","492:4920007043"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.40518574897981213,0.39828175203482985,0.3598624438956312,0.35177693358536843,0.3456559963044674,0.3175767161780785,0.28952088536101883,0.2379476109111462,0.21509552982069724,0.2009260783016027,0.18124295154288114,0.17722727516910328,0.17712023457166876,0.1733025425570364,0.1693962265782939,0.16522507919301505,0.1533672810616558,0.14628484233051148,0.14065227940764694,0.13999250741668126,0.1383569371198029,0.1383079320729249,0.13506830194320302,0.1348099157927404,0.1338577045087868],"twin_dists":[0.17457466335171304,0.17622734262373493,0.1856826787179534,0.18773562805163993,0.18930615298858014,0.1967104095133136,0.20448760434673927,0.22007535589424018,0.22768246139147139,0.23267609453336308,0.24003369392866247,0.24160301528777584,0.24164519043293234,0.2431614197736782,0.24473776460599475,0.2464500829598033,0.2514954779770132,0.25464671808918377,0.25723441654342394,0.2575425410777094,0.2583110785640185,0.2583342099687612,0.25987717377385167,0.2600014268854308,0.26046087684471597],"n_dims_used":45,"mean_confidence":0.9213768853081598},"coverage":{"mean_confidence":0.9213768853081598,"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}}